Ingredients:

• 3 1/2 pounds Beef short ribs
• 1 Tbsp Vegetable oil
• 1 Large onion, cut into wedges
• 1 cup Water
• 1 cup Tomato ketchup
• 1/3 cup Red wine vinegar
• 1 Tbsp Paprika
• 1 tsp Curry powder
• 1/2 tsp Chili powder
• 1/2 tsp Dry mustard
• 2 tsp Salt
• 4 Medium potatoes, peeled
• 4 Medium carrots; pared, cubed
• 1 Tbsp Cornstarch, optional
• 1/4 cup Water