Portobello Turkey "Unami" Burger
Prep: 20 min.
Cook: 40 min.
Serves: 6
- 1/4 cup Bread crumbs
- 8 ounces Baby portobello mushrooms
- 3 tablespoons olive oil
- 1 medium Shallot, finely chopped
- 2 garlic cloves minced
- 1 pound ground turkey
- 1 large Egg, lightly beaten
- 3 tablespoons Chopped fresh dill
- 1 1/2 tablespoons Whole grain mustard
- 1/2 teaspoon salt
- 1/4 teaspoon pepper
- 6 slices Gruyere
- 2-4 Yellow onions, thinly sliced
- 2 tablespoons butter
- 1/4 cup balsamic vinegar
- 6 KING'S HAWAIIAN Original Hawaiian Sweet Hamburger Buns