3 onions, sliced & saute in 1 stick of butter
1 c. cracker crumbs
1 c. sharp cheese

Spread 1/2 of onions in baking dish, use 1/2 crackers over onions and 1/2 of cheese. Repeat with onion, crackers. Sprinkle top with Parmesan cheese. Bake at 350 degrees until golden brown.