3 lbs. chicken wings
3/4 c. ketchup
1 tbsp. Worcestershire sauce
1 1/2 tsp. vinegar
1/2 tsp. onion powder
1/2 tsp. garlic powder
1/4 tsp. pepper
1/2 tsp. dry mustard

Wash wings. Cut in pieces, if desired. Mix all ingredients. Heat oven to 375 degrees. Line 13 x 9 x 2-inch pan with foil. Dip wings in mixture and put in pan. Bake for 25 minutes. Brush remaining mixture on wings. Bake for 20 minutes longer.