Patty Melts - cooking recipe

Ingredients

1 lb. ground beef
3 slices cheese
6 slices rye bread
1 onion, sliced and grilled

Preparation

Fry ground beef, made into 3 patties.
Butter each slice of bread on one side.
Place hamburger patty, cheese and onions between 2 slices of bread and grill until golden brown on each side.