Step 1

Spray the crock with cooking spray.

Step 2

Peel, then cut the onion into sixths. Line the bottom of the slow cooker with the pieces.

Step 3

Put the ribs in the crock and sprinkle the rib spice rub on all sides of the ribs. Here is my recipe for Ribs Spice Rub.

Step 4

Place the lid on the slow cooker and cook on Low for 6 to 8 hours, or High for 3 to 4 hours, or until ribs are fork tender.

Step 5

When done, remove the ribs and the pieces of onion to a serving platter.

Step 6

Slather the ribs with the barbecue sauce on all sides.

Step 7

Serve with extra bbq sauce for dipping.