Ingredients include one roundsteak (about 1/2 inch thick), 1 pkg. onion soup mix, and 1/2 stick butter. (Fresh mushrooms are optional).

Put one half pkg. soup mix and one half of the butter in bottom of 9 x 13 pan. Place steak on top and put other half of items on top of steak. (Put mushroom on at this point if desired). Cover with aluminum foil and bake at 325 degrees for 1 1/2 hours.