Hamburger Mushroom Bake. You can cook Hamburger Mushroom Bake using 16 ingredients and 5 steps. Here is how you achieve it. Ingredients of Hamburger Mushroom Bake It’s 1 lb of lean ground beef. You need 4 of garlic cloves minced. It’s Pinch of salt. Prepare 1/2 tsp of black pepper. […]