Decadent French Onion Burger Recipe
Prep Time:
25 minutes
Cook Time:
50 minutes
Servings:
4 Burgers
Ingredients
  • 1 pound ground beef
  • ½ teaspoon salt
  • 1 teaspoon ground black pepper
  • 1 teaspoon herbs de Provence
  • 2 cloves garlic, minced, divided
  • 1 teaspoon Worcestershire sauce
  • 1 tablespoon Dijon mustard
  • 3 sprigs fresh thyme, divided
  • ¼ cup mayonnaise
  • 4 tablespoon butter, divided
  • 3 large onions
  • 4 brioche buns
  • 4 ounces Gruyère cheese, sliced
Directions
  1. Combine the ground beef with the salt, pepper, herbs de Provence, 1 clove of minced garlic, Worcestershire, Dijon, and half of the fresh thyme.
  2. Divide the beef into 4 equal-sized balls.
  3. Smash the balls into 4-inch patties between two sheets of parchment paper and place in the refrigerator.
  4. Whisk together the mayonnaise with the remaining garlic. Set aside.
  5. Melt 2 tablespoons of butter in a large saute pan.
  6. Slice the onions into half moons and add them to the saute pan.
  7. Cook the onions on medium-low heat for 25 minutes, stirring occasionally until soft and caramelized. Set aside.
  8. Heat a griddle or grill on high heat, add as many of the patties as you can comfortably fit, and cook them for 3 minutes without disturbing.
  9. Flip and cook until the internal temperature reaches 145 F and both sides are caramelized.
  10. Top each burger with an equal amount of Gruyère cheese and cover until melted.
  11. Butter the brioche buns.
  12. Toast the buns on the griddle until golden brown.
  13. Spread the garlic mayo onto the top of the buns and add the beef patties and caramelized onions to the bottom.
  14. Serve with your favorite fries and enjoy.