3 1/2 pounds beef short ribs
1 tablespoon vegetable oil
1 large onion, cut into wedges
4 medium potatoes, peeled
4 medium carrots; pared, cut up
1 cup water
1 cup tomato ketchup
1/3 cup red wine vinegar
1 tablespoon paprika
1 teaspoon curry powder
1/2 teaspoon chili powder
1/2 teaspoon dry mustard
2 teaspoons salt
1 tablespoon cornstarch, optional
2 tablespoons water

In a skillet over medium heat, brown ribs in vegetable oil; transfer to slow cooker, along with onions, potatoes and carrots. Combine next 8 ingredients and pour over the short ribs and vegetables. Cover and cook on LOW for 8 to 10 hours.Thicken with cornstarch mixed with water, if desired.
Serves 4.