The Best Classic Patty Melt with Caramelized Onions
This classic patty melt is made in about 40 minutes with simple ingredients.
Servings: 2
Ingredients
- 2 tablespoons butter, divided
- 1 ½ medium sweet onion, thinly sliced
- ½ pound ground beef
- 1 teaspoon Worcestershire sauce
- ½ teaspoon salt
- ½ teaspoon ground black pepper
- 4 slices rye or sourdough bread
- 8 slices Swiss cheese or Cheddar cheese
Sauce
- ½ cup mayonnaise
- 3 tablespoons Dijon mustard
- 1 teaspoon smoked paprika
Instructions
Make the Sauce
- In a small bowl, stir together the mayonnaise, Dijon mustard, and paprika. Set aside until ready to build the sandwiches.½ cup mayonnaise, 3 tablespoons Dijon mustard, 1 teaspoon smoked paprika
Cook the Onions
- In a large skillet, preferably cast iron, melt 2 tablespoons of butter over medium heat. Add onions and cook, stirring often, until they are soft, translucent, and starting to brown.2 tablespoons butter, divided, 1 ½ medium sweet onion, thinly sliced
- While the onions cook, make the burger patties in the shape of the bread. In a large bowl, combine the ground beef, Worcestershire, salt, and pepper. Divide into 2 portions.½ pound ground beef, 1 teaspoon Worcestershire sauce, ½ teaspoon salt, ½ teaspoon ground black pepper
- When the onions are done, remove them to a plate. Wipe the skillet clean with paper towels. Cook the patties in the same skillet over medium-high heat until browned and cooked through to your desired temperature. Remove the patties from the skillet and wipe the skillet clean.
- In the same skillet, melt 3 tablespoons of butter over medium heat. Add one slice of bread, butter side down, sauce side up. Add 1 slice of cheese, the cooked hamburger patty, a heaping amount of caramelized onions, a second slice of cheese, and another slice of bread, sauce side down, buttered side up. Repeat with the second sandwich.4 slices rye or sourdough bread , 8 slices Swiss cheese or Cheddar cheese
- Cook until the bread is golden brown and the cheese is melted, about 3 to 4 minutes. Gently flip the sandwiches and cook until golden brown and the cheese is melted. Serve immediately.
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