At $20 a pound, rack of lamb had better be good. We show you how to make the most of this prime piece of meat, and reveal a foolproof version of the French casserole Vegetable Gratin. Recipes – Gas-Grilled Rack of Lamb with Garlic and Herbs Summer Vegetable Gratin – Charcoal-Grilled Rack of Lamb with Garlic and Herbs – Summer Vegetable Gratin with Roasted Peppers and Smoked Mozzarella Equipment Center – Broiler-Safe Gratin Dishes