Can be prepared in 45 minutes or less.

Ingredients

　　2 1/2 tablespoons vegetable oil

　　2 tablespoons sour cream

　　2 teaspoons fresh lemon juice

　　2 tablespoons minced fresh parsley leaves

　　10 radishes, sliced thin

　　6 medium white mushrooms, sliced thin

　　4 Boston lettuce leaves

　　In a bowl whisk together oil, sour cream, lemon juice, parsley, and salt and pepper to taste until smooth. Add radishes and mushrooms and toss gently to coat with dressing. Nestle 1 lettuce leaf inside another, rib sides down, and arrange on plate to form a cup. Repeat with remaining lettuce and divide salad between lettuce cups.