Trim excess fat and silver skin from the rib tips
Rinse and pat dry
Season generously with salt, pepper, garlic powder, onion powder, paprika, and cayenne if desired
Let the seasoning sit for 30 minutes to 2 hours
Preheat oven to 300°F
Place rib tips in a baking dish or roasting pan
Add a small amount of water, broth, or barbecue sauce to the pan
Cover tightly with foil
Bake for 2.5 to 3.5 hours until tender
Remove foil and brush with barbecue sauce
Increase oven temperature to 400°F or switch to broil
Cook uncovered for 10 to 15 minutes until caramelized
Rest for 10 minutes before serving
Serve with extra barbecue sauce if desired