Ingredients
- 1 garlic clove
- 180 ml nonfat yogurt (unflavored)
- 180 ml watercress
- 180 ml mayonnaise
- 16 ml lemon juice
- 10 ml fish sauce
- 1 gr tarragon leaves (dried)
In a blender or food processor, combine watercress, yogurt, mayonnaise, lemon juice, tarragon, and garlic; whirl until smooth. Add fish sauce to taste; whirl to blend. (If sauce is made ahead, cover and chill up to a day.) Makes about 1.5 cups.