Ingredients
1/4 cup packed brown sugar1/4 cup paprika2 tablespoons kosher salt2 tablespoons onion powder2 tablespoons garlic powder2 tablespoons coarsely ground pepper3 racks (1-1/2 to 2 pounds each) pork baby back ribsBarbecue sauce, optional
Preparation
Preheat oven to 350°. In a small bowl, mix the first 6 ingredients; rub 3/4 cup over ribs. Wrap rib racks in large pieces of heavy-duty foil; seal tightly. Place in a 15x10x1-in. baking pan. Bake 1-1/2 hours. Reduce oven setting to 250°. Bake until tender, 1-1/2 hours longer.
Carefully remove ribs from foil; return to baking pan. Sprinkle ribs with remaining spice mixture. Bake 30 minutes longer or until lightly browned, brushing with barbecue sauce, if desired.