3 to 4 medium onions, sliced
1 c. ketchup
1/4 c. water
1/4 c. vinegar
1/4 c. sugar
1 tsp. mustard
1 tsp. Worcestershire sauce

Sauté onions in a little butter. Add remaining ingredients. Put desired amount of hot dogs in a pan or casserole. Pour sauce over.

Bake in 350°F oven for 50 minutes.