Spit-Roasted Pomegranate-Marinated Leg of Lamb with Chanterelles

When I saw the outdoor spit barbecue at Mark Peel and Nancy Silverton’s house in Los Angeles on a January day that was clear and a balmy 74°, I knew I had to cook outside. After seeing huge fresh chanterelle mushrooms at the Santa Monica Farmer’s Market, I then knew we had to cook those under something on the spit, so that the mush