Patty Melts With Secret Sauce
Patty Melts With Secret Sauce 1½ pounds ground beef 2 teaspoons Worcestershire sauce 1 teaspoon kosher salt ½ teaspoon ground black pepper 12 slices sourdough bread ½ cup Secret Sauce 3 medium Vidalia onions, thinly sliced 6 slices Cheddar cheese 8 tablespoons unsalted butter Secret Sauce: ¼ cup Dijon mustard ¼ cup mayonnaise 1 tablespoon barbecue sauce ½ teaspoon hot sauce In a small bowl, stir together mustard, mayonnaise, barbecue sauce, and hot sauce. Store,