Combine mustard, sugar, water, garlic, red and white vinegar and salt in food processor. Mix until smooth. Slowly drizzle in the oils, continue to blend. Add remaining ingredients and stir with wire whisk. Store in sealed containers in refrigerator. This makes 2 quarts of dressing.
Place lettuce in large mixing bowl Add all the ingredients except garnish and mix well. Add dressing and mix well.
Serve, topping each portion with garnish.Makes 4 Source: