Stroganoff Loaf

Brown 1 lb. hamburger, add 1/2 cup chopped onion, cook til tender, drain fat. Add 1 pkg. dry Stroganoff mix, Milk (substitute for sour cream), 1 can of mushrooms. Cook according to the package (not very long). Meanwhile, toast a loaf of Vienna bread; butter. Spread mixture on bread; place tomato slices & green pepper slices on top. Sprinkle cheddar cheese on top. Bake 7-10 minutes at 375.