Ribs 3 pounds baby back ribs 2 slabs 2 onions sliced 4 cloves garlic sliced Spice Rub (optional) 1 tablespoon paprika 1 tablespoon brown sugar ¾ teaspoon garlic powder ¾ teaspoon onion powder ½ teaspoon black pepper ½ teaspoon lemon pepper ½ teaspoon salt or to taste BBQ Sauce ½ cup BBQ Sauce ½ cup…