Ingredients
Equipment
Method
Cooking Instructions
- Heat butter and olive oil in a large skillet over medium-low heat. Add thinly sliced onions, stirring occasionally, and cook for 20-25 minutes until caramelized.
- Add minced garlic and thyme to the skillet, stirring for 1-2 minutes until fragrant.
- Push onions to the side, add ground beef and cook until browned, about 5-7 minutes.
- Add Worcestershire sauce and sprinkle flour over the mixture, cooking for an additional 1-2 minutes.
- Gradually add beef broth, increase heat slightly to bring to a simmer, and cook for about 5 minutes.
- Remove the skillet from heat, stir in shredded cheese until melted.
- Toast the hamburger buns until golden brown, about 1-2 minutes under the broiler.
- Fill each bun with beef and cheese mixture, serve immediately.
Nutrition
Notes
For best flavor, allow onions to caramelize slowly. Consider adding spices like smoked paprika for extra flavor.
