Recipe: LambBurger

Recipe: LambBurger
Ingredients:
1 shallot, thinly sliced
1/2 tablespoons harissa
1/2 tablespoon olive oil
2.5 tablespoons fresh, chopped mint, divided
1/4 teaspoon ground cinnamon
1 pound freshly ground lamb leg
1 garlic clove, minced
5 English muffins, toasted
1 egg
1/2 a medium red onion
3/4 tablespoon sea salt
1/2 cup lebneh