Ingredients
Equipment
Method
Step-by-Step Instructions
- Combine mayonnaise, mustard, pickle relish, and ketchup in a bowl. Mix well and refrigerate for 10 minutes.
- Heat a skillet, add butter, onions, Worcestershire sauce, and vinegar. Sauté for 20 minutes until golden-brown.
- In a bowl, combine beef, Worcestershire sauce, mustard, salt, and pepper. Form into 2 patties.
- Cook patties in a skillet over medium-high heat for 4 minutes per side until browned and 160°F internally.
- Butter the bread, layer cheese, patty, onions, and more cheese, then place the other slice on top.
- Grill sandwich for 3-4 minutes per side until golden brown and cheese is melted.
Nutrition
Notes
For the best results, use a cast-iron skillet and don't overcook the patties for juiciness. Slow caramelization of the onions enhances sweetness.
