Recipe: Tuna Chip Casserole

TUNA CHIP CASSEROLE
Rec.food.recipes/christine/1996

1 (10 oz) can sliced mushrooms
2 1/2 cups boiling water and mushroom juice
1 envelope chicken noodle soup mix
1/2 cup finely chopped onion
3 tbsp butter
3 tbsp flour
1 (7 oz) can drained solid-pack tuna, broken up
1 1/3 cups crushed potato chips

Drain mushrooms and add to water to make 2 1/2 cups, then add to soup mix and boil 7 minutes. Meanwhile, brown mushrooms and onion in hot, melted butter, about 2 minutes. Stir in flour, then a little bit of the soup mixture. Add this mixture to the soup and cook until thickened. Stir in tuna and half the chips. Spread in casserole dish and sprinkle remaining chips on top. Cook 15 minutes at 450 F.