https://www.wisconsincheese.com/recipesShredded Cheddar, mozzarella or American cheese (optional)
In a mixing bowl combine egg, bread crumbs, onion, green pepper,
salt and a dash of pepper. Add meat; mix well. Shape one-fourth
of meat mixture around each hard-cooked egg, enclosing the egg.
Arrange in an 8-inch square baking pan.
Bake in a 350 degree F oven 30 minutes. Drain off excess fat.
Combine ketchup, water, vinegar, chili powder and oregano; pour over
Bake at 350 degrees Ffor 15 minutes more, spooning
sauce over loaves occasionally. If desired, top each loaf with some
of the cheese.