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–+ servings
Patty Melts with Secret Sauce

Indulgent Patty Melts with Secret Sauce: A Comfort Classic

Delight in these indulgent patty melts with secret sauce, blending juicy beef, caramelized onions, and melty cheese for the ultimate comfort food experience.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 4 sandwiches
Course: Lunch
Cuisine: American
Calories: 650
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Patties
  • 1 pound Ground Beef Use 80/20 for optimal juiciness and flavor.
  • to taste Salt
  • to taste Black Pepper
For the Onions
  • 2 medium Yellow Onions Caramelize slowly to bring out their natural sweetness.
For the Cheese
  • 8 slices Swiss Cheese Feel free to swap for American or cheddar.
For the Bread
  • 8 slices Rye Bread Consider sourdough or Texas toast for a twist.
For the Butter
  • 2 tablespoons Unsalted Butter Key for achieving golden-brown, crispy bread.
For the Secret Sauce
  • 1/2 cup Mayonnaise Forms the creamy base of the sauce.
  • 2 tablespoons Ketchup Adds tang and a touch of sweetness.
  • 1 teaspoon Dijon Mustard Offers a subtle spicy kick.
  • 1 teaspoon Worcestershire Sauce Provides depth to the sauce.
  • 1/2 teaspoon Smoked Paprika Adds a distinctive, smoky flavor.

Equipment

  • Skillet
  • Mixing bowl
  • Spatula

Method
 

Step-by-Step Instructions
  1. Caramelize onions by melting butter in a skillet, adding sliced onions with salt, and cooking for 25-30 minutes until golden brown.
  2. Prepare the secret sauce by mixing mayonnaise, ketchup, Dijon mustard, Worcestershire sauce, and smoked paprika in a bowl until smooth.
  3. Form ground beef into 4 equal patties, season, and cook in a skillet for 3-4 minutes per side until desired doneness.
  4. Assemble melts by buttering bread, layering cheese, patties, caramelized onions, more cheese, and topping with another slice of bread.
  5. Grill the sandwiches in the skillet until golden brown and crispy, about 3-4 minutes per side.
  6. Serve hot, sliced in half, with a side of secret sauce for dipping.

Nutrition

Serving: 1sandwichCalories: 650kcalCarbohydrates: 41gProtein: 34gFat: 38gSaturated Fat: 18gPolyunsaturated Fat: 2gMonounsaturated Fat: 12gTrans Fat: 1gCholesterol: 95mgSodium: 1000mgPotassium: 700mgFiber: 2gSugar: 3gVitamin A: 10IUVitamin C: 2mgCalcium: 250mgIron: 3mg

Notes

Make the secret sauce ahead of time for richer flavors. Store assembled patty melts in an airtight container for up to 2 days.

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