In a small skillet heat the bacon grease and sautee the onions and bell peppers

In a large bowl mix the meats, onions, bell peppers and other ingredients (reserving 1/2 cup of sauce and cheese for later)

Mix together with your hands

Form into a loaf and place in a loaf pan or baking sheet.

Spread the remaining ketchup on top

Place in a 400 degree oven for 50 minutes

Remove from the oven and sprinkle the remaining cheese on top. Return to the oven for 10 minutes.