Spaghetti Pizza

Ingredients

 * 2 large eggs
 * 1 cup whole milk
 * 1 package (16 ounces) cooked spaghetti
 * 1 pound ground beef, cooked and drained
 * 3-1/2 cups spaghetti sauce
 * 1 package (3-1/2 ounces) sliced pepperoni
 * 1 can (4 ounces) mushroom stems and pieces, drained
 * 1/4 cup chopped onion
 * Garlic salt to taste
 * 2 cups shredded part-skim mozzarella cheese
 * 1 cup shredded cheddar cheese

Directions

 * In a large bowl, whisk the eggs and milk. Add spaghetti; toss to coat. Transfer to a greased 13x9-in. baking dish. Top with the beef, spaghetti sauce, pepperoni, mushrooms and onion. Sprinkle with garlic salt.
 * Bake, uncovered, at 350° for 20 minutes. Sprinkle with cheeses. Bake 10 minutes longer or until cheese is melted. Let stand 15 minutes before cutting.