The Idea Came from My Fiancée

My stepdaughter turned 18 this weekend. She had one request for her birthday dinner. Pulled pork. So I started planning, and my fiancée asked the question that changed the whole cook.

The Traeger runs at a minimum of 185°F. That's the floor. What happens if you put a brined pork butt on at that temperature and just let it run all night? More time at low heat. More smoke exposure. More of everything the low-and-slow method is supposed to deliver.

I couldn't think of a good reason not to try it. So at midnight, I lit the smoker.

The Setup: Controlled Variables

I wanted this to be a real comparison, not just a story. Both pork butts were from Le Porc du Québec. Same brine. Same rub. Same smoker. The only variable was start time.

Brine Kosher salt, sugar, cold water: 36 hours
Rub Same formula on both butts
Smoker Traeger pellet smoker
Temp monitoring MEATER Block (overnight)
Wrap Neither butt: no foil, no paper
Meat source Le Porc du Québec pork butts

The 36-Hour Brine

Same formula I've been using since Episode 1. Kosher salt, sugar, cold water. Nothing complicated. Submerge the butt completely, refrigerate, and give it 36 hours. It draws moisture deep into the muscle and gives the bark a better foundation for a long cook. When the surface dries out over 16 hours, it builds on something instead of just losing water.

The Cook: Two Different Approaches

The midnight start: On the Traeger at the minimum 185°F setting. Held that temperature for the first several hours while I slept. The MEATER Block kept watch overnight; I could check it from the bedroom if I needed to. In the morning, I bumped the temperature to push it through the stall and finish at a pull temperature. Total time on the smoker: just over 16 hours.

The morning start: On the Traeger at 9:30 AM at a standard smoking temperature. A straightforward cook, the kind of pork shoulder you'd do for any backyard session. Total time: approximately 8 hours.

Note on the MEATER Block

For an overnight cook, a wireless probe that lets you monitor temperature remotely is not optional; it is the tool that makes the cook possible. I wasn't checking on it every hour. I checked it once before going to sleep and once when I woke up. That's the whole job.

What Surprised Me

They came off about 30 minutes apart. That surprised me. The 16-hour butt, despite being on for twice as long, wasn't ready twice as late. The lower overnight temperature extended the cook, but the finish wasn't dramatically later than the morning butt. Both were pulling apart by mid-afternoon.

The bark on the overnight butt was something I hadn't seen before on a pork shoulder. Deep, almost black in places. The fat cap had rendered down into something between bark and hard toffee. It had texture. It had bite. It was genuinely unexpected, in the best way.

The fat cap had rendered down into something between bark and hard toffee. It had texture. It had bite. It was genuinely unexpected.

The Comparison

We pulled both at the kitchen counter. My daughter, my fiancée, and I all tasted both. No one needed to deliberate.

Winner: 16 Hours
Overnight Start
Richer, deeper smoke flavor. Bark nearly black, dense, with a fat cap that had rendered completely. The smoke had more time to work during the cold surface phase. The difference was obvious on the first bite.
8 Hours
Morning Start
Good pulled pork. Moist, well-seasoned, clean bark. The kind of result you'd be happy to serve to anyone. But side by side with the overnight butt, the smoke flavor was noticeably lighter.

Both were good. One was noticeably better. The 16-hour butt had a smoke flavor depth that the 8-hour version simply didn't have time to build. Not a subtle difference; everyone at the table picked it without hesitation.

Why It Works: More Time at Low Temperature

Smoke doesn't penetrate meat uniformly throughout the cook. The early phase, when the surface is cold and the exterior has not developed a hard crust yet, is when smoke is most effective. At 185°F, you're extending that window. The meat spends more time in the temperature range where smoke absorption is highest, before the bark seals up and the stall hits.

The 8-hour cook starts at a higher temperature and moves faster. That is not bad; it is a good cook. But you're compressing the window where smoke matters most. The 16-hour version had twice as long in that zone.

On not wrapping

Neither butt was wrapped at any point during the cook. No foil, no butcher paper. The goal was full bark development, and wrapping cuts that off. If you want to shorten the cook or push through a stall more aggressively, wrapping is the right tool. For this cook, bark was the priority.

What's Next

This cook also gave me a first look at the beef tallow I've been rendering from fat trimmings my butcher sets aside for me. That story is next week. It changes the way I approach a few things, including what goes on a pork shoulder before the rub.

The Verdict
16 Hours Wins. Not Even Close on Flavor Depth.
The midnight start is something I will be doing again. Not just for birthdays.

What I Used

Equipment & Ingredients
  • Traeger pellet smoker
  • MEATER Block: wireless temperature probe for overnight monitoring
  • Le Porc du Québec bone-in pork butts
  • 36-hour brine: kosher salt, sugar, cold water
  • No wrap at any point during the cook
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Worth the trouble. Délibérément.