Steak Sandwich - cooking recipe

Ingredients

Philly steak
1 onion (white)
1 brown gravy
1 (8 oz.) Mozzarella cheese
1 (8 oz.) Cheddar cheese
1 can mushrooms, sliced
1 pkg. hoagie buns (6)

Preparation

Saute onion and mushroom with dash of garlic salt.
Cook sliced bite size steak in separate pan.
Butter buns and brown. Cook gravy per package directions.
Layer on bread the steak, onion, mushrooms, gravy, Cheddar cheese and Mozzarella cheese.