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Patty melts combine juicy beef, gooey Swiss cheese, caramelized onions, and a tangy secret sauce for the ultimate comfort sandwich.
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Course: Dinner, Lunch
Cuisine: American
Keyword: Patty Melts with Secret Sauce
Calories: 650kcal

Equipment

  • Skillet
  • bowl
  • spatula

Ingredients

  • 1.5 lb ground beef (80/20 blend)
  • 1 large onion, thinly sliced
  • 8 slices rye bread
  • 8 slices Swiss cheese
  • 4 tbsp butter
  • to taste salt and pepper
  • 0.5 cup mayonnaise
  • 2 tbsp ketchup
  • 1 tbsp Dijon mustard
  • 1 tbsp sweet pickle relish
  • 1 tsp Worcestershire sauce
  • 0.5 tsp garlic powder
  • 0.5 tsp onion powder

Instructions

  • Mix all secret sauce ingredients in a small bowl until smooth. Chill until ready to serve.
  • Melt 1–2 tbsp butter in a skillet over medium heat. Add onions and cook slowly until golden brown, about 10–15 minutes.
  • Form beef into 4–6 patties. Season with salt and pepper and cook in a skillet or griddle until desired doneness.
  • Butter one side of each bread slice. Layer Swiss cheese, patty, caramelized onions, and another Swiss slice. Top with second slice, buttered side up.
  • Heat a skillet over medium heat. Cook each sandwich 3–4 minutes per side until golden brown and cheese is melted.
  • Slice in half and serve hot with secret sauce on the side or spread inside.

Notes

Cook onions slowly to maximize sweetness. Use high-quality Swiss cheese for the best melt. Serve immediately for optimal taste.

Nutrition

Calories: 650kcal | Carbohydrates: 35g | Protein: 32g | Fat: 42g | Saturated Fat: 18g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 18g | Trans Fat: 1g | Cholesterol: 110mg | Sodium: 950mg | Potassium: 580mg | Fiber: 3g | Sugar: 6g | Vitamin A: 700IU | Vitamin C: 5mg | Calcium: 300mg | Iron: 4mg