Savor these delicious Patty Melts with a flavorful secret sauce. Made with juicy beef patties, caramelized onions, and melted cheese, this classic sandwich gets a boost with a tangy, homemade sauce. Perfect for a quick, satisfying meal.
Caramelize onions in butter until soft and golden.
Assemble patty melts: place a beef patty, cheese, and caramelized onions between slices of rye bread.
Grill the sandwich on a skillet, adding butter, until golden and crispy, and the cheese melts.
Serve with the secret sauce on the side or spread on the sandwich.
Notes
Feel free to substitute Swiss cheese with cheddar or American cheese for a different flavor. Customize the secret sauce to your taste by adjusting the amount of ketchup, mustard, or Worcestershire sauce.