Classic French Hamburger with Lettuce and Tomato

Method

1. In a small bowl, mix mayonnaise, ketchup, Dijon mustard, and garlic powder to make the sauce
2. Form the ground beef into 4 patties
3. Cook the patties in a skillet over medium heat until browned
4. Toast the buns in a toaster or oven
5. Assemble the hamburgers in the buns and top with the sauce, lettuce, and tomato
6. Check that the ground meat reaches 71°C (160°F) throughout before serving.