This recipe for Hamburgers au Gratin boasts a lot of flavor, heartiness, and cheesy delight. It takes about 45 minutes to prepare this delectable dish for four people. Family dinner time is about to change for the better. Ingredients include ground beef, chopped onions, finely chopped garlic cloves, finely chopped parsley, paprika, salt, ground black pepper, manchego cheese, tomato sauce, and grated mozzarella cheese. Enjoy the smiles as they dig into this dish.