Barbecue Venison

Ingredients

• 2 to 3 lb. venison, cut in pieces
• 1 c. ketchup
• 1/2 c. vinegar
• 1/2 c. Worcestershire sauce
• 2 Tbsp. chili powder
• 1/2 tsp. pepper
• 1/2 tsp. or more hot pepper sauce
• 1 Tbsp. salt
• 2 or 3 medium onions, sliced
• 1/2 c. water (if needed)