BBQ Spare Ribs in the Oven with a Smoky Dry Rub

Every summer there is a stretch of weather that makes standing over live coals sound like a punishment rather than a pleasure, and that is exactly when BBQ spare ribs start sounding good. They are cooked entirely indoors: a rub of whole spices toasted and ground, twelve hours in the refrigerator, then a long covered bake with a bottle of beer in the bottom of the pan.

What comes out is not a compromise. Smoked paprika and ground chipotle in the rub do the work smoke would do, a chipotle in adobo goes into the sauce for the same reason, and the low covered oven gets the connective tissue to let go the way a slow fire does. Nobody who eats these asks where the grill is.

The method is simple but the order of operations is where people go wrong, so it is worth walking through what each stage is actually for.

What Spare Ribs Are, and How They Differ from Baby Backs

Spare ribs and baby backs are not interchangeable, and buying the wrong one is the most common reason a rack of BBQ spare ribs fails on the timing. According to the National Pork Board’s guide to the different types of pork ribs, spareribs come from the belly of the hog and are larger and meatier than the alternatives, while back ribs come from the loin and are called baby backs simply because they are smaller.

That difference matters here. A rack of spare ribs runs about three pounds against roughly two for baby backs, carries more fat between the bones, and has a flap of meat and cartilage at one end that baby backs do not have. More fat and more connective tissue means it takes longer to become tender, and it also means it forgives you if you overshoot.

St. Louis style is spare ribs, trimmed. The same page describes it as a squared cut of spare ribs, with the rib tips removed so the rack lies flat. If your market sells St. Louis style, buy it and take twenty minutes off the covered bake. If it sells whole spares, you get more meat for the money and can trim the tips off yourself with a heavy knife.

Baby backs will work in this recipe. Start checking them at the ninety minute mark and expect to finish about forty minutes earlier than the timings below.

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Ingredient Notes

Nothing here is hard to find, but three things in a rack of BBQ spare ribs are worth being particular about. Exact amounts are in the recipe card below.

• Spare ribs: two racks, about three pounds each, which feeds six generously. Ask for the membrane to be removed if the counter will do it, and see the section below if it will not.
• Whole spices: coriander, fennel, cumin, black peppercorns and a small cinnamon stick. Toasting and grinding these yourself is the single biggest flavor difference between these BBQ spare ribs and a rack rubbed with something out of a jar.
• Smoked paprika: Spanish pimenton, sweet rather than hot. This is doing the job of a smoker and there is no substitute that works as well. Regular paprika will leave the rack tasting flat.
• Ground chipotle: a teaspoon in the rub, on top of the whole chipotle in the sauce. Smoked jalapeno, so it reinforces the same note rather than adding a different one.
• Kosher salt: two tablespoons of Diamond Crystal across two racks. If you use Morton, which is denser, use one tablespoon plus a teaspoon instead.
• Beer: a bottle per pan, poured around the meat rather than over it. A plain lager is right. Anything hoppy turns bitter over three hours in a closed pan.
• Molasses: two tablespoons in the sauce, unsulphured. It is what makes the glaze go dark and glossy rather than staying tomato red.

The Dry Rub, Toasted Whole and Ground Fresh

The rub is where BBQ spare ribs are won or lost, and ground spices lose their volatile oils within months of milling. Whole ones keep them until you break the seed open, which is why the rub is built the way it is: everything that comes as a seed goes into a dry pan first.

Set a small skillet over medium heat with the coriander, fennel, cumin, peppercorns and the broken up cinnamon stick. Shake the pan every twenty seconds or so. In two to three minutes the seeds will darken a shade and the kitchen will smell like a spice market, and that is the moment to tip them onto a cold plate. Left in the hot pan they keep cooking and turn acrid.

Grinding the Rub, and What to Do with the Leftovers

Grind them properly. A dedicated coffee grinder is ideal, a mortar takes about four minutes of honest work, and a rolling pin against a folded kitchen towel is a fine last resort. You are aiming for the texture of coarse sand, not powder, since a little grit is what forms the crust.

Only then do the pre-ground things go in: brown sugar, salt, smoked paprika, ground chipotle, dry mustard and cayenne. Sugar and salt scorch instantly in a hot pan, which is why they never see the heat.

Where this started: the toast-and-grind rub, and the long refrigerator cure that follows it, came originally from Anne Burrell’s dry-rubbed ribs. It has moved a good way since: whole fennel and peppercorns in the rub, smoked paprika and chipotle doing the work of a fire, and a tomato and molasses sauce instead of her vinegar one.

This makes more rub than two racks strictly need. What is left keeps six months in a sealed jar in a dark cupboard and is very good on pork shoulder or chicken thighs.

How To Make BBQ Spare Ribs in the Oven

The whole method for these BBQ spare ribs is five moves, and only two of them need you in the room.

1. First, pull the membrane off the bone side of each rack. Slide a butter knife under it at one end, lift a corner, grip it with a paper towel and pull steadily. It comes away in one sheet.
2. Next, toast and grind the whole spices, stir in the sugar, salt and ground spices, and coat both racks all over. Wrap them and refrigerate 12 to 24 hours. Twenty four is noticeably better.
3. Then set the oven to 300F, put the racks on sheet pans, pour a bottle of beer around each and seal the pan tightly with foil that does not touch the meat. Bake 75 minutes, turn the racks over, re-cover and bake 75 minutes more.
4. After that, make the sauce while the pans are in the oven: sweat the onion and garlic, add everything else, simmer 20 minutes and strain it.
5. Finally, take the foil off, brush one side with sauce, bake 15 minutes, turn and sauce the other side, and bake 15 minutes more until the glaze is tacky. Rest ten minutes before cutting.

How To Tell When BBQ Spare Ribs Are Done

Ribs are the one pork cut where a thermometer reading is not the answer, and the National Pork Board says so directly: its page on pork cooking temperature sets 145F for fresh cuts but notes that doneness for large cuts cooked slowly at low temperatures is designated as tender instead. Your BBQ spare ribs will pass 145F inside the first hour and will still be tough.

The bend test is the reliable one. Lift a rack from one end with tongs, a third of the way along. It should droop into a deep arch and the surface between the bones should crack open. If it stays stiff it needs another twenty minutes covered.

The probe test confirms it. A thermometer probe or a toothpick pushed into the meat between two bones should go in with almost no resistance, like room temperature butter. On a thermometer that usually falls between 195F and 203F, which is where collagen has finished turning to gelatin.

The bone test is the last resort, because by the time a bone twists cleanly free you have gone slightly past the point where the meat still holds together on the plate. Aim to stop just before that.

Racks vary by more than half an hour, so treat the timings as a schedule rather than a promise and start testing at the two-hour mark.

Make It Ahead

BBQ spare ribs are a genuinely good dish to break across two days, and the results are no worse for it.

The rub can be made months in advance. It is the part that takes real attention, so doubling it while the pan is already hot is free.

The sauce keeps two weeks refrigerated in a sealed jar and is better after a day, once the vinegar has stopped being the loudest thing in it.

The ribs themselves can go all the way through the covered bake, then be cooled and refrigerated, still in their foil, for up to two days. On the day, bring them out for half an hour, then glaze and finish in a 300F oven for 20 to 25 minutes a side rather than 15. That is how to serve these to eight people without spending the afternoon in the kitchen.

What you should not do is apply the rub and leave it more than about 36 hours. Past that the salt starts to cure the surface and the texture turns faintly hammy.

Storing BBQ Spare Ribs

Refrigerated: cooked BBQ spare ribs keep four days, wrapped tightly or in a sealed container. Cut them into pieces first so they fit; a whole rack in a fridge is a nuisance nobody needs.

Frozen: three months. Freeze BBQ spare ribs already glazed, wrapped in foil and then bagged, and thaw overnight in the refrigerator. The glaze protects the surface from freezer burn better than bare meat manages.

Reheating: the oven, not the microwave. Wrap in foil with a tablespoon of water or leftover sauce and put them in a 275F oven for 20 to 25 minutes, then open the foil and give them five minutes more to tighten the glaze back up. Microwaved ribs go rubbery in a way there is no coming back from.

Leftover meat pulled off the bone is excellent in a sandwich with pickles and a spoonful of the reserved sauce, and it behaves much like my slow cooker Texas pulled pork at that point.

Variations and Substitutions

• One rack: for a half batch of BBQ spare ribs, halve the sauce, use one bottle of beer, and keep every timing exactly as written. The rub amount stays the same and you simply have more left over.
• Finish on the grill: if you do have coals, skip the last half hour in the oven and glaze over medium heat for six to eight minutes a side instead.
• No beer: a cup of apple cider or plain water with a splash of cider vinegar does the same job of keeping the pan humid.
• Hotter: two chipotles in the sauce and double the cayenne in the rub. That is a real jump, not a nudge.
• Sweeter and stickier: add two tablespoons of honey to the sauce in the last five minutes, off the boil, for the lacquered look you get on restaurant racks.
• Country style ribs: these are cut from the shoulder end and are much thicker. Same rub, same sauce, but bake covered for two and a half hours.

What to Serve with BBQ Spare Ribs

Rich, sweet and smoky wants sharp and cold next to it, so build the rest of the plate against the BBQ spare ribs rather than alongside them. A plate of BBQ spare ribs with three more sweet things on it is heavy going.

• A vinegar slaw with no mayonnaise in it, dressed an hour ahead so it slumps slightly.
• Cornbread, plain, for mopping the pan juices that collect under the rack.
• Quick pickled red onions, which cost ten minutes and cut through the molasses better than anything else on the table.
• Something green and assertive, like a bowl of my spicy pork stir-fry vegetables cooked without the meat.

If you are feeding a crowd and want a second smoky thing that is not more pork, my loaded BBQ chicken pizza uses the same sauce and disappears just as fast.

Here is what readers ask most often.

BBQ Spare Ribs FAQ

More Questions About the Rub and the Sauce

More Questions About Timing and Temperature

Baked this way, BBQ spare ribs are much less work than they look: two active stretches of about twenty minutes each, with a refrigerator and an oven doing everything in between. If you want the same slow-cooked pork with none of the oven time at all, try my Cuban mojo pork.