Indulge in a mouthwatering fusion of flavors with French Onion Soup Burgers! This delectable recipe features juicy patties topped with sweet caramelized onions and gooey cheese, creating a hearty treat that's easy to make. Elevate your burger game and impress your family and friends with this satisfying meal. Explore the full recipe now and dive into the delicious world of flavor-packed burgers that everyone will love!
1 lb ground beef or ground turkey
1 large onion, thinly sliced
2 tablespoons unsalted butter
1 tablespoon olive oil
1 teaspoon sugar
1 teaspoon fresh thyme, chopped (or ½ teaspoon dried thyme)
1 tablespoon Worcestershire sauce
Salt and pepper to taste
4 slices of Swiss cheese (or Gruyère)
4 burger buns (preferably toasted)
1 cup beef broth
Fresh parsley, chopped (for garnish)