2 tbsp. melted butter
4 c. sliced potatoes
1/3 c. water
1 tbsp. onion, chopped
1 c. evaporated milk
1/4 c. water
1/4 lb. Velveeta, melted

Put butter, potatoes, and 1/3 cup water in skillet; cover. Cook over low heat 20 minutes. Add remaining ingredients together and pour over potatoes. Cook and stir until it thickens over low heat.