Crock Pot Ribs

Bahan-bahan (6 porsi)

• 2 racks baby back ribs (about 3 to 4 pounds)
• 1 onion
• 4 cloves garlic
• ½ cup water
• 2 to 3 tablespoons rib rub (or homemade rib rub in the notes)
• ¼ cup ketchup
• ½ cup chili sauce
• ½ cup barbecue sauce (of choice)