Roasted Leg of Lamb Marinated in Yogurt Cumin and Coffee

Name: Roasted Leg of Lamb Marinated in Yogurt, Cumin and Coffee
Ingredients: • 1 cup plain whole-milk Greek-style yogurt; • 1/2 tablespoon ground cumin; • 1 tablespoon (packed) dark brown sugar; • 1 teaspoon instant espresso powder; • Coarse salt and freshly ground pepper; • 1/2 tablespoon finely minced fresh rosemary; • 1 about 4-pound boneless leg of lamb, well-trimmed, butterflied