Gouda Cheeseburger with Sautéed Onions

Method

1. Preheat grill or skillet to medium-high heat.
2. Sauté onions in a pan until softened, about 5 minutes.
3. Form beef into 4 equal patties and season with salt and pepper.
4. Cook patties on the grill for 4-5 minutes per side for medium doneness.
5. Toast burger buns lightly with butter.
6. Assemble burgers with gouda cheese, sautéed onions, ketchup, and mustard.
7. Serve immediately.
8. Check that the ground meat reaches 71°C (160°F) throughout before serving.