1 package (10 ounces) frozen leaf spinach or chopped broccoli2 pounds ground beef2 eggs¾ cup soft bread crumbs (about 1 slice bread)¼ cup catsup¼ cup milk½ teaspoon salt¼ teaspoon pepper¼ teaspoon dried oregano leaves1 teaspoon salt1 package (3 ounces) smoked sliced ham3 slices mozzarella cheese, each 3×3 inches, cut diagonally into halves (optional) Rinse frozen […]