Meatball sandwich casserole

Cutlets and meatballs

⅓ cup chopped green onions ¼ cup Italian seasoned bread crumbs 3 tablespoons grated Parmesan cheese 1 pound ground beef 1 (1 pound) loaf Italian bread, cut into 1-inch cubes 1 (8 ounce) package cream cheese, softened ½ cup mayonnaise 1 teaspoon Italian seasoning ¼ teaspoon freshly ground black pepper 2 cups shredded mozzarella cheese 3 cups spaghetti sauce 1 cup water 2 cloves garlic, minced