Slow Cooker Barbequed Beef Ribs February 7, 2025 by Admin 1.Mix water, ketchup, tomato paste, brown sugar, vinegar, mustard, and salt in a slow cooker, stirring to dissolve brown sugar and salt. 2.Place short ribs into the sauce and stir to coat. Set cooker on Low, cover, and cook for 8 hours. << Previous