St. Louis Ribs
St. Louis Ribs — Membrane On vs. Off
We may earn an affiliate commission if you make a purchase after clicking on links from our site. Learn more
We wanted to settle one of BBQ's most debated questions once and for all — does the membrane on the back of your ribs actually matter? So we did what any pitmaster worth their salt would do: we cooked two racks side by side, same seasoning, same smoker, same method. One rack with the membrane on (but scored), and one with it off. The results were honest, delicious, and a little surprising.
This recipe is all about letting the smoke and pork do the talking. Simple Salt, Pepper, and Garlic seasoning, minimal liquid in the wrap — nothing to distract from what really matters. Both racks turned out amazing. Here's what we found.
🍖 What You'll Need
- 2 racks St. Louis style ribs
- Salt
- Pepper
- Garlic powder
- 5 oz apple juice
- 5 oz BBQ sauce
- Aluminum foil or butcher paper for wrapping
The Setup
We prepped both racks the same way with one key difference — one rack had the membrane removed completely, and the other had the membrane left on but scored with a knife to allow the seasoning and smoke to penetrate. Both racks got the same simple rub: Salt, Pepper, and Garlic. You could certainly swap in your favorite all-purpose rub, but we wanted the pork and smoke to be the star here.
How to Make It
- Prep the racks — on one rack, remove the membrane by working a butter knife under the edge and pulling it off with a paper towel for grip. On the second rack, leave the membrane on but score it in a crosshatch pattern with a knife.
- Season both racks — apply an even coat of Salt, Pepper, and Garlic Powder to all sides of both racks. Keep it simple.
- Fire up the smoker — set your smoker to run at 275–300°F.
- Cook unwrapped — place both racks on the smoker and cook unwrapped for 2.5 hours, letting the smoke do its work.
- Mix the wrap liquid — combine the apple juice and BBQ sauce in a squeeze bottle.
- Wrap — pull the racks and add a couple of tablespoons of the juice mixture to each wrap before sealing tight.
- Finish the cook — return to the smoker for 1 hour, or until probe tender. Target internal temp of 205–210°F depending on the rack.
- Rest briefly, then slice and compare. You might be surprised.
The Verdict
🔥 Membrane On (Scored)
- Noticeably juicier — the membrane helps trap moisture
- Slight chew or "bite" on the back of the rib
- Great flavor — smoke still penetrated well through the scoring
- Good option if you forget to remove it or want extra moisture
✅ Membrane Off
- Equally delicious flavor
- Cleaner bite — no chew on the back
- Better smoke penetration on the bone side
- The competition cook's choice — and Big Daddy's too
Take the membrane off. Both racks were genuinely great — but the comp cook in Big Daddy says membrane off every time. The cleaner bite and better smoke penetration win the day.
- If you're leaving the membrane on, always score it — a crosshatch pattern every inch or so. Don't skip this step or seasoning won't penetrate at all.
- The paper towel trick is your best friend when removing the membrane — grip it and it peels right off.
- Simple seasoning isn't boring — Salt, Pepper, and Garlic is a classic for a reason. It lets the pork and smoke shine.
- The apple juice and BBQ sauce mix in the wrap adds just enough moisture and sweetness without overpowering the ribs.
- Probe tender matters more than temperature — when the probe slides in like butter between the bones, they're done.
Why This Cook Works
The beauty of this recipe is the restraint. By keeping the seasoning simple and the wrap liquid minimal, you're letting the real stars — quality pork and clean smoke — carry the dish. Running 275–300°F gives you a cook that's efficient without rushing the collagen breakdown that makes ribs tender. The 2.5 hours unwrapped builds the bark, and the wrapped hour pushes them over the finish line.
Shop the Cook
Some links are affiliate links — we earn from qualifying purchases at no extra charge to you!
🔥 Cookers
🧰 Accessories
🧂 Rubs & Sauces
🔔 Don't forget to SUBSCRIBE and ring the bell!
Subscribe to Big Daddy's BBQ Pit on YouTube
Instagram | Facebook | TikTok | All Links
More recipes, BBQ tips, and backyard cooking at bigdaddysbbqpit.com