Cheeseburger with Tomato, Lettuce, and Ketchup

Method

1. Preheat a grill or skillet to medium-high heat.
2. Form the ground beef into 4 equal patties, making a slight indentation in the center.
3. Cook the patties for 3-4 minutes per side for medium doneness.
4. Place a slice of cheese on each patty during the last minute of cooking to melt.
5. Toast the hamburger buns on the grill or in a toaster.
6. Assemble the burger with lettuce, tomato, pickles, ketchup, and mustard.
7. Check that the ground meat reaches 71°C (160°F) throughout before serving.