Moroccan Lamb With Garbanzo Bean Mash

Name: Moroccan Lamb With Garbanzo Bean Mash
Ingredients: 1 1 1/2-pound piece butterflied boneless leg of lamb, trimmed; 2 tablespoons olive oil, divided; 1/2 cup dry red wine; 6 tablespoons fresh orange juice; 1 tablespoon grated peeled fresh ginger; 2 teaspoons finely grated orange peel; 2 teaspoons ground cumin; 1 teaspoon ground coriander; 1 teaspoon ground cinnamon; 4 tablespoons chopped fresh cilantro, divided; 2 cups chopped red onions; 6 garlic cloves, chopped; 2 15 1/2-ounce cans garbanzo beans (chick peas), rinsed, drained; 1 cup low-salt chicken broth