2 garlic cloves
4 lamb shoulder chops (each about 3/4 inch thick)
Salt and freshly ground black pepper
2 tablespoon olive oil
2 tablespoons rosemary
2 tablespoons fresh lemon juice
1/2 cup chicken stock
1 tablespoon butter

Chop garlic. Pat lamb dry and season with salt and pepper. In a 12-inch heavy skillet heat oil over moderately high heat until hot but not smoking and sear lamb 3 minutes. Turn lamb over and sear 2 minutes more for medium-rare.

Transfer lamb to 4 plates. Add garlic, rosemary, lemon juice, and stock to skillet and deglaze over high heat, stirring and scraping up brown bits, 1 minute. Whisk in butter. Pour sauce over lamb.