American · United States
Slow-Cooked Burger with Caramelized Onions and Lettuce
A rich burger with a slow-cooked beef patty, sweet caramelized onions, and fresh lettuce on a toasted sesame seed bun.
40 minutes2 servings

Ingredients
Method
- In a skillet, cook ground beef with salt and pepper until browned.
- Transfer to a slow cooker and cook on low for 4-6 hours.
- Caramelize onions in olive oil over medium heat until golden.
- Toast the buns and assemble with beef, cheese, tomato, lettuce, and onions.
- Check that the ground meat reaches 71°C (160°F) throughout before serving.





