Classic Cheeseburger with Pickled Onions

Method

1. In a bowl, mix ground beef with salt and pepper.
2. Form the mixture into a patty and cook on a grill or skillet until browned on both sides.
3. Place the cheese on top of the patty and let it melt.
4. In a small bowl, mix ketchup and mustard for the burger sauce.
5. Toast the bun and assemble the burger with lettuce, tomato, pickled onions, and the patty with cheese.
6. Check that the ground meat reaches 71°C (160°F) throughout before serving.