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Mushroom Swiss Patty Melt

Mushroom Swiss Patty Melt

Beef patties with caramelized onions, browned mushrooms, and melted Swiss cheese between slices of buttery griddled bread.
Prep Time 20 minutes
Cook Time 40 minutes
Total Time 1 hour
Course Main Course
Cuisine American
Servings 4 sandwiches
Calories 810 kcal

Equipment

  • Large skillet
  • Spatula

Ingredients
  

Main Ingredients

  • 1 lb ground beef 80 to 85 percent lean
  • ¼ tsp salt and black pepper to taste
  • ½ tsp garlic powder
  • 1 small onion thinly sliced
  • 8 oz mushrooms sliced
  • 2 tbsp unsalted butter
  • 1 tbsp neutral oil
  • 1 tbsp Worcestershire sauce optional
  • 8 slices Swiss cheese
  • 8 slices thick sandwich bread rye works well
  • 3 tbsp softened butter for the bread

Instructions
 

Cooking

  • Caramelize the onions. Cook the onion in the butter and oil over medium heat for 6 to 8 minutes until golden.
  • Brown the mushrooms. Add the mushrooms, salt, pepper, and Worcestershire and cook 6 to 8 minutes until dry. Set aside.
  • Shape and cook the patties. Season the beef, form four ovals, and cook 4 minutes per side until 160 degrees F.
  • Build. Butter the bread. Layer Swiss, patty, onions and mushrooms, and more Swiss between slices, butter side out.
  • Griddle. Cook 3 to 4 minutes per side over medium heat until golden and the cheese melts.

Notes

Substitutions: Gruyere or provolone for Swiss. Sourdough or marbled rye for rye.
Tips: Cook mushrooms until dry to prevent soggy bread. Keep the heat at medium so the bread browns before the cheese burns.
Storage: Refrigerate within 2 hours for 3 to 4 days. Reheat in a skillet to 165 degrees F.
Keyword Beef Sandwich, Mushroom Swiss Patty Melt, Patty Melt