A gooey, savory patty melt layered with Swiss cheese, caramelized onions, and a rich, tangy secret sauce—grilled to golden perfection.
Ingredients
For the Sandwich:
1 lb ground beef
8 slices rye bread
8 slices Swiss cheese
1 large onion, thinly sliced
4 tbsp butter, plus more for spreading
Salt and pepper to taste
For the Secret Sauce:
½ cup mayonnaise
2 tbsp ketchup
1 tbsp relish
1 tsp Worcestershire sauce
½ tsp garlic powder
½ tsp onion powder
Salt and pepper to taste
Directions
