Preheat the oven to 275°F
Remove the membrane from the back of the ribs
Pat the ribs dry with paper towels
Season both sides with salt, pepper, and your preferred dry rub
Wrap the ribs tightly in foil
Place the wrapped ribs on a baking sheet
Bake for 2.5 to 3.5 hours, depending on size
Unwrap the ribs carefully
Brush with barbecue sauce if desired
Increase oven temperature to 400°F
Return the ribs to the oven uncovered for 10 to 15 minutes
Remove from the oven and let rest for 10 minutes
Slice between the bones and serve