In a large frying pan or BBQ grill, cook Wahlburgers Beef Patties to desired temperature (155-160 Degrees Recommended). Place 1 slice of Kraft Singles American Cheese on top of Wahlburgers Beef Patties with about 1-2 minutes left in cooking process.
Remove Wahlburgers Beef Patties from cooking surface, lay onto 1 slice of Hamburger Bun. Add sliced onion, tomatoes, lettuce and Heinz Mayochup. Lay final slice of Hamburger Bun on top and enjoy!