1 pkg. (8 oz.) "Chips for Dip" style potato chips, smashed lightly
1 can (6 1/2 oz.) tuna, drained
1 can (4 oz.) mushrooms, drained
2 cans (10-3/4 oz. each) cream of mushroom soup
1-1/2 cans milk
Heat oven to 350ºF (175ºC). Layer chips smashed lightly in 13x9" glass baking dish. In medium bowl, break up tuna, stir in mushroom soup, mushrooms and milk. Pour over chips. Bake 25 minutes or until lightly browned on top.