3 cans tuna, water packed, drained
1 lg. can mushrooms, stems & pieces, retain liquid
1 lg. bag of noodles, cooked & drained
2 c. cheese sauce
4 tbsp. butter, melted
4 tbsp. cornstarch, add to melted butter
2 c. whole milk
2 cans cream of mushroom soup
Flaked onion (dry)
Garlic powder

Follow recipe on cornstarch box for medium white sauce. When boiled and thickened, add grated or shredded Cheddar cheese. Add more milk to starch to stretch or thin. In a large bowl, add tuna, mushrooms and liquid, add cream of mushroom soup, flaked onions, black pepper, garlic powder and stir up well. Add cooked noodles, immediately add cheese sauce and mix well in 2 casserole dishes or 1 very large one. Grease and layer noodles, mixture, shredded Cheddar cheese, layer again, end with cheese on top. Add some extra milk and poke down. Bake in 350 degree preheated oven for 30 to 45 minutes. Take out and let stand for about 10 minutes. Serve.