1/2 cup sour cream
1/4 cup mayonnaise
1/4 cup milk
1/2 to 1 teaspoon minced garlic
1/2 teaspoon Worcestershire sauce
pinch ground white pepper
cayenne pepper to taste
3 large heads butter lettuce − torn, washed and dried
1 small Vidalia sweet onion, peeled and sliced into thin rings
1 (11 ounce) can mandarin oranges, drained
6 ounces fresh mushrooms, thinly sliced
salt and pepper to taste
Prepare the dressing by whisking together the sour cream, mayonnaise, milk, garlic, Worcestershire sauce, sugar, white pepper and cayenne pepper. Store in an air−tight container and refrigerate.
Prepare the salad in a large bowl by combining the lettuce, onion, oranges and mushrooms. Add enough dressing to coat and toss. Sprinkle with salt and pepper and add croutons if desired.