Ingredients
- ⅓ c. light mayonnaise
- ¼ c. loosely packed fresh parsley leaves
- 1 small clove garlic
- salt
- Pepper
- 2 tsp. olive oil
- 1 medium red onion
- 4 oz. mushrooms
- ½ c. water
- 1 tsp. sugar
- 1¼ lb. 85-percent lean ground beef
- 1 oz. Gruyère cheese
- 4 brioche hamburger buns
- 4 leaves Boston lettuce
Personal Notes
Organization Tags
Comments