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Smoked Pork Shoulder: How to Smoke a Pork Butt

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Smoked Pork Shoulder: How to Smoke a Pork Butt

How to smoke a pork shoulder or pork butt for tender pulled pork. How long it takes by weight, the right pulled pork temperature and when to wrap.

By Marcus ReillyLast updated:12 min read

Quick Answer

For smoked pork shoulder, season a bone-in Boston butt (the cut most stores sell for pulled pork) and smoke it at 225–250°F until the bark is dark and firm, usually around 160–170°F inside. Wrap it in butcher paper or foil, then keep cooking until a probe slides in like butter, usually 200–205°F. Rest it in a cooler for at least an hour, then shred.

Plan on 1.5–2 hours per pound plus the rest, so an 8 lb butt often takes 12–16 hours. Cook to probe-tender, not to the clock.

Which situation are you in?

Your cut, your clock and your smoker set the plan.

Find your situation, then jump to the section that answers it.

You have or wantAnswerGo to
Not sure which cut to buyBone-in Boston butt, 7–10 lbWhat you need
A dinner time to hitWork backward from servingTimeline
Stuck in the stallWrap once the bark is setWrapping
A pellet, bullet, kamado or offset smokerSetup differs by cookerSmokers
Dry, tough or mushy porkOne step went wrongFixes
A crowd to feedAbout ⅓ lb cooked meat per adultTimeline

How long does it take to smoke a pork shoulder?

Plan on 1.5 to 2 hours per pound at 225–250°F, plus the rest.

StageTargetWhy
Smoker temperature225–250°F (up to 275°F works)Slowly renders fat and collagen
WrapBark set, about 160–170°F insidePushes through the stall, keeps it moist
DoneProbe-tender, usually 200–205°FCollagen has melted; the meat pulls apart
Rest1–2 hours, held above 140°FJuices settle and it shreds easily
YieldRoughly half the raw weightBone, fat and moisture are lost

Here's how long to smoke a pork butt, bone-in, as a starting point; the rest comes on top.

Raw weightAt 225°F (about 2 hours per lb)At 250°F (about 1.5 hours per lb)
6 lbAbout 12 hoursAbout 9 hours
8 lbAbout 16 hoursAbout 12 hours
10 lbAbout 20 hoursAbout 15 hours
12 lbAbout 24 hoursAbout 18 hours

The stall is why the clock lies. Somewhere around 150–170°F, moisture evaporating from the surface cools the meat, and the temperature can sit flat for hours. Wrapping traps that moisture and gets the climb going again.

At 275°F, expect closer to 1–1.5 hours per pound with good bark. Pork shoulder is forgiving: it's loaded with fat and collagen, so one that runs a few degrees over is still juicy.

What do you need to smoke a pork shoulder?

A bone-in Boston butt and a smoker that holds low heat all night.

Buy a Boston butt. Both common cuts come from the front leg of the hog. The Boston butt (also sold as pork butt) is the upper shoulder above the blade bone: about 6–10 lb, well marbled and evenly shaped, which makes it the easiest to cook.

The picnic shoulder is the lower shoulder and upper foreleg, also about 6–10 lb but leaner and often skin-on, so it's the budget choice. A whole shoulder is both together, often 14–20 lb, for big crowds.

Bone-in is the usual choice because the bone doubles as a doneness check: when it wiggles loose and slides out clean, the meat is ready to pull.

Hand touching the white fat cap of a raw, marbled pork shoulder on a boardWhite streaks running through the red meat are what melt into juicy pulled pork.

Watch out: a label that says "enhanced" or lists a solution means the pork was injected with brine. Cut back the salt in your rub.

Gather the rest:

  • A smoker that holds 225–250°F for 12+ hours on indirect heat (our picks are below)
  • Yellow mustard or oil as a binder (optional)
  • A pork rub, or the basic rub below
  • A leave-in probe thermometer and an instant-read thermometer
  • Unwaxed butcher paper or heavy-duty foil
  • A dry cooler and old towels
  • Insulated food-safe gloves or two forks for shredding
  • Smoking wood such as hickory, oak, apple or cherry

Basic pork rub (enough for one 8 lb butt): ¼ cup brown sugar, 2 tbsp paprika, 2 tbsp kosher salt, 1 tbsp coarse black pepper, 1 tbsp garlic powder, 1 tbsp onion powder and ½ tsp cayenne (optional). Use less salt on an "enhanced" butt.

Hickory is the classic Southern choice, while fruit woods give a milder, sweeter smoke and a redder bark. Our guide to the best wood chips for smoking pairs each wood with the meats it suits.

Still picking a smoker? Pork butt is forgiving, but it's an overnight cook, so you want one that runs 12 hours without refueling and leaves you free to sleep. These three did that best for us; our list of the best smokers for beginners compares more options.

Traeger Pro 34 pellet grillBest simple pellet

884 sq in fits two butts through an all-night cook, with no app to learn.

Pit Boss Navigator 850 Pellet Grill pellet grillBest value with Wi-Fi

Held 225°F within 12–15°F through a 10-hour shoulder; a 27 lb hopper covers the night.

Weber Smokey Mountain Cooker 18" charcoal grillClassic charcoal

Over 9 hours at 225°F on one load, with deep charcoal smoke flavor.

Step-by-Step: How to Smoke a Pork Shoulder

Seven steps take a raw butt to a tray of pulled pork.

Step 1 of 7Trim the butt

Target: about ¼ inch of fat cap, no loose flaps

Trim loose flaps of meat and hard chunks of fat that won't render. Leave about ¼ inch of fat cap on one side; thicker fat just blocks the rub.

Step 2 of 7Season it

Target: rub on every surface

Smear on a thin layer of mustard or oil, then season generously on all sides. Salting the night before works like a dry brine and seasons deeper; keep it in the fridge until the smoker is ready.

Step 3 of 7Preheat the smoker

Target: 225–250°F with thin, pale blue smoke

Wait for the smoke to run thin and clean before the meat goes on. Heavy white smoke means smoldering wood and leaves a bitter, sooty bark.

On a pellet grill, that's usually 10–15 minutes after startup. On charcoal, add wood chunks once the coals are lit; our charcoal grill temperature control guide covers the Minion method and vent settings.

Step 4 of 7Smoke until the bark sets

Time: about 5–7 hours

Put the pork fat side up on most smokers, or with the thick end toward the firebox on an offset. Push the leave-in probe into the thickest part, away from the bone.

After the first 3 hours, spritz dry-looking edges with apple juice or diluted cider vinegar every hour or so. The bark is set when it's deep mahogany and the rub doesn't smear when you touch it.

Step 5 of 7Wrap through the stall

Target: bark dark and firm, about 160–170°F inside

Wrap tightly in butcher paper or foil, then put the pork back on with the probe in. The next section explains which wrap to choose.

Step 6 of 7Cook until probe-tender

Done when: a probe slides in like butter, usually 200–205°F

Probe in several places, not just one. The bone should wiggle loosely and start to pull free. Some shoulders are ready at 198°F and some need 205°F, so go by feel.

Step 7 of 7Rest, then pull

Time: 1–2 hours in a towel-lined cooler

Rest the wrapped pork in a dry cooler lined with old towels. Then pull out the bone, discard large pockets of fat and shred with forks or gloved hands. Mix the bark and the collected juices back through the meat.

Gloved hands lowering a steaming, butcher-paper-wrapped pork shoulder into a towel-lined cooler, offset smoker behindPre-line the cooler before the pork comes off so the wrap goes straight in and stays hot.

What temperature is pulled pork done?

Pull it at 195–205°F, well past the 145°F safe minimum.

USDA puts whole cuts of pork at 145°F with a 3-minute rest, so a shoulder is safe hours before it's ready. At 145°F it slices like a roast but won't shred.

Shoulder is packed with collagen, which melts into gelatin only after hours in the 160s and above. Somewhere between 195°F and 205°F it's soft enough to pull apart, and the probe slides in with almost no resistance. Use the number to know when to start probing, then let feel decide.

Should you wrap pork shoulder?

Wrapping trades some bark for a faster, juicier finish.

Butcher paper breathes, so steam escapes and the bark stays firm. It still gets you through the stall, just a little slower than foil.

Foil traps every bit of moisture, so the shoulder finishes fastest and juiciest, with a softer bark. Unwrap for the last 30 minutes if you want to firm it back up.

No wrap gives the crustiest bark but the longest cook, often with hours sitting in the stall. Choose it only when you have time to spare.

How do you plan the cook?

Start early, because a finished shoulder holds for hours but a late one can't be rushed.

Here's a sample plan for an 8 lb butt at 250°F served at 6 p.m.

TimeWhat to do
Day beforeTrim, season and refrigerate
MidnightLight the smoker and preheat to 250°F
12:30 a.m.Pork on
About 6:00–7:30 a.m.Bark set; wrap
About 12:30–4:30 p.m.Probe-tender; take it off
Until 5:30 p.m.Rest in a cooler
5:30 p.m.Shred and serve

That wide finish window is normal, and the cooler absorbs it. A well-packed cooler holds the pork hot for 3–4 hours; check it with a thermometer on long holds and keep it above 140°F.

For quantities, plan on about ⅓ lb of cooked pork per adult for sandwiches. With the roughly 50% yield, one 6 lb butt feeds about 8, one 10 lb butt (or two 5 lb butts) about 15, and two 8–9 lb butts about 25. Two butts cook in about the same time as one, as long as air can move around both.

How do you smoke pork shoulder on your smoker?

Any smoker works if it holds 225–250°F through the night.

Pellet grill. This is the easiest overnight cook, with milder smoke. When we tested the Pit Boss Navigator 850, the controller held 225°F within about 12–15°F through a 10-hour unattended pork shoulder, and its 27 lb hopper covers an overnight smoke. The Traeger Pro 34 has no app but fits two butts in its 884 sq in.

Phone showing the Pit Boss app with a 225°F temperature graph and two probesA flat line on the probe graph for hours is the stall, not a broken probe.

Bullet smoker. Use the Minion method, a few lit coals on a full ring of unlit charcoal, and fill the water pan. On the Weber Smokey Mountain 18, one load held 225°F for over 9 hours, and the filled-pan shoulder came off more moist with more even bark than the empty-pan one.

Gravity-fed charcoal. You get charcoal flavor on a thermostat. We ran an overnight shoulder on the Masterbuilt Gravity Series 1050 without touching a setting.

Kamado. Ceramic walls make it steady and fuel-efficient, and cold and wind barely affect it. The Kamado Joe Classic Joe II held 225°F for over 12 hours on one load of lump in our testing, and the lower-priced VEVOR 18-inch kamado smokes the same way once you add a heat deflector, which it doesn't include.

Offset smoker. Expect real offset character and more work. Our 7-hour shoulder on the Royal Gourmet CC1830S came out with bark and a smoke ring, but the dampers needed regular attention; rotate the meat once or twice.

Pork shoulder with dark, cracked bark on the grate of an open offset smokerBark this dark and dry is set; this is the point to wrap.

Electric smoker. It's the easiest of all, with a softer bark, so finish unwrapped. In testing, the Masterbuilt electric smoker fit two pork shoulders and two racks of ribs at once.

Cold and wind strip heat from thin steel, so expect more fuel and a longer cook and keep the smoker out of the wind. At altitude, water boils about 1°F lower for every 500 feet, so wrapped pork braises in cooler liquid; allow extra time and trust the probe test.

Why did your pulled pork turn out wrong?

Tough, dry, bitter or mushy pork each has one clear fix.

Most pulled pork problems trace back to one step. Find your sign, apply the fix and change one thing per cook.

Tough and won't shred

Sign

the meat fights the fork and the bone won't budge.

Fix
  1. Keep cooking until the probe slides in everywhere (Step 6).
  2. Don't pull it at 185–190°F just because the clock says it's time.
Expect

meat that falls apart with gentle pressure.

Dry pulled pork

Sign

stringy, dry shreds, especially from a lean picnic.

Fix
  1. Wrap in foil instead of paper (Step 5).
  2. Rest at least an hour before shredding, then mix the juices back in (Step 7).
Expect

moist pork that holds together on a bun.

Bitter, sooty bark

Sign

a dark crust that tastes acrid.

Fix
  1. Wait for thin, pale blue smoke before the meat goes on (Step 3).
  2. Use fewer wood chunks at a time.
Expect

a clean, sweet-smoky bark.

Soft bark or mushy meat

Sign

a pale, wet surface, or meat that turns to paste.

Fix
  1. Wrap only once the bark is set, and use paper (Step 5).
  2. Shorten long hot holds and add less liquid to the wrap.
Expect

a firm bark over tender, distinct shreds.

You don't need to sear the pork first or inject it; a shoulder has plenty of fat and collagen. A pink band under the bark is the smoke ring, not raw meat. Our meat temperature chart lists safe and done temperatures for other cuts.

Which pulled pork plan fits you?

Match the temperature and wrap to your clock, your crowd and the bark you want.

Use this quick decision list before cook day.

  • First cook: buy a bone-in Boston butt and smoke it at 250°F.
  • Short on time: run 275°F and wrap in foil at the stall.
  • Want more bark: wrap in butcher paper or not at all.
  • Feeding a crowd: smoke two butts side by side with space between them.
  • Want set-and-forget: use a pellet grill.

Frequently Asked Questions

01

How long does it take to smoke a pork butt?

Plan on about 1.5–2 hours per pound at 225–250°F, plus the rest. An 8 lb bone-in butt takes about 12 hours at 250°F and about 16 at 225°F, and the stall alone can eat several of those hours. Wrapping once the bark sets gets the temperature climbing again. Start early, because a finished shoulder holds for hours in a cooler while a late one can't be rushed.

02

What temperature is pulled pork done?

Pulled pork is done when a probe slides in like butter, usually at 200–205°F. The shoulder is safe at 145°F with a 3-minute rest, but at that point it slices like a roast and won't shred. Its collagen needs hours in the 160s and above to melt into gelatin. Start probing in several spots near 195°F, and check that the bone wiggles loose.

03

Should I smoke pork shoulder at 225 or 250?

Either works, so pick the temperature your smoker holds most steadily. At 250°F an 8 lb butt finishes about 4 hours sooner than at 225°F and still builds a good bark. 225°F gives more margin if your smoker runs hot or uneven, which helps on an overnight cook you can't watch. Running 275°F works too, at closer to 1–1.5 hours per pound.

04

When should you wrap a pork butt?

Wrap when the bark is deep mahogany and the rub doesn't smear, usually around 160–170°F inside. That's where the stall tends to start, as surface moisture cools the meat and the temperature sits flat for hours. Butcher paper keeps the bark firmer, while foil finishes fastest and juiciest with a softer crust. With hours to spare, you can skip the wrap and wait the stall out.

05

Should pork shoulder go fat side up or down?

Fat side up works on most smokers, and it matters less than people think. A pork butt carries plenty of internal fat and collagen, so the cap position won't make or break the result. On an offset smoker, point the thick end toward the firebox instead, since that end runs hottest. Trim the cap to about ¼ inch either way so the rub can reach the meat.

06

What's the difference between pork butt and pork shoulder?

The pork butt is the upper part of the shoulder, and the lower part is sold as the picnic. Both come from the front leg of the hog, and stores label them loosely. A Boston butt runs about 6–10 lb, well marbled and evenly shaped, so it's the easiest to cook. The picnic is leaner and often skin-on, and a whole shoulder combines both at 14–20 lb.

07

How long should a pork butt rest?

Rest a pork butt at least an hour, and up to 2 hours, before you shred it. Keep it wrapped in a dry cooler lined with old towels so the juices settle and the meat pulls apart easily. A well-packed cooler can hold it hot for 3–4 hours, which turns the rest into your scheduling buffer. Check it with a thermometer and keep it above 140°F.

08

How much pulled pork do I need per person?

Plan on about ⅓ lb of cooked pulled pork per adult for sandwiches. A bone-in butt yields roughly half its raw weight, so one 6 lb butt feeds about 8 people and a 10 lb butt about 15. For 25 guests, smoke two 8–9 lb butts side by side. Two butts cook in about the same time as one, as long as air can move around both.

The Takeaway

Smoke low, wrap when the bark sets, cook until it's probe-tender and rest it before you shred. Pork shoulder forgives almost everything except rushing.

Once pulled pork feels easy, try smoked ribs for a shorter cook, or move on to a smoked brisket.

Written by

Marcus Reilly

Head Pitmaster & Lead Tester

Marcus Reilly is a KCBS Certified Judge with 15 years of competition barbecue. He leads SmokyHQ’s smoker, pellet, charcoal and kamado testing, so if you’re choosing a cooker for brisket, ribs or overnight smokes, his reviews tell you which ones hold temperature and which ones fall short.

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