Divide leaf lettuce, watercress, and pear between 2 salad plates, and sprinkle with cheese. Combine vinegar and next 5 ingredients in a bowl, and stir well. Drizzle evenly over salads. Yield: 2 servings.
Per serving: 73 Calories; 4g Fat (47% calories from fat); 2g Protein; 8g Carbohydrate; 6mg Cholesterol; 118mg Sodium