8 loin lamb chops, 1 inch thick
2 to 3 tablespoons chopped onion
2 tablespoons butter or margarine
4 ounces fresh sliced mushrooms
1/2 cup sour cream
2 tablespoons milk
dash dried leaf thyme, crushed
dash salt, or to taste
dash ground black pepper

Broil lamb chops to desired doneness*, turning once to broil both sides. While lamb chops are broiling, make sauce. In a skillet over medium-low heat, melt butter; sauté onion and mushrooms until tender. Add sour cream, milk, thyme, salt, and pepper. Cook and stir until heated through; do not boil. Serve sauce with broiled lamb chops.
Lamb chops recipe serves 4. *For 1-inch lamb chops, broil a total of 12 minutes for medium, about 18 minutes for well-done lamb chops.

Source: http://southernfood.about.com