1 stick butter
8-10 fish filets
1 pkg. dry ranch dressing
1 c. mayonnaise
1 c. milk
8-10 cheese slices
1 1/2 to 2 c. potato chips, crushed

Melt butter in a 13X9-inch baking dish. Place fish filets on top of butter in dish. Mix dry ranch dressing, mayonnaise and milk. Pour over fish, top with sliced cheese. Crumble crushed chips over cheese. Bake in 350 oven for 40 minutes or until done.

Also works well on chicken.