Dorito Casserole - cooking recipe

Ingredients

1 lb hamburger
1 small onion
1 (10 3/4 ounce) can cream of mushroom soup
1 (12 ounce) can evaporated milk (maynot want to use it all)
1 (4 1/2 ounce) can of chopped chilies
1 (5 ounce) bag plain Doritos
8 slices cheese

Preparation

Brown meat and onion in skillet.
Add meat to an oven safe dish,then add soup, milk, doritos and chilies and mix well.
Lay cheese on top.
Heat in 300 degree oven till cheese has melted.