Blue Cheese Burgers with Caramelized Onions and Crispy Rosemary
from delish.com
Dinner
40 min
4 servings
Looking for an easy burger recipe? These Blue Cheese Burgers with Caramelized Onions and Crispy Rosemary from Delish.com are the best!
Ingredients
- 3 tbsp.extra-virgin olive oil
- 4fresh rosemary sprigs
- 2 mediumred onions, thinly sliced into half-moons
- 1 tsp.kosher salt, divided
- 1 ½ lb.ground chuck
- ½ tsp.freshly ground black pepper
- 4 oz.blue cheese (about 1 cup, crumbled)
- 4hamburger buns
- 8butter lettuce leaves