Instructions: Put the egg, garlic, lemon juice, parsley, and green onions in a food processor and puree for 15 seconds. With the processor running, pour the oil through the feed tube in a steady stream. Add the cayenne, mustard, and salt and pulse once or twice to blend.

Cover and let sit for 1 hour in the refrigerator before using. Best if used within 24 hours.

If you would like to email yourself the recipe for later use, or share the recipe with your friends or family, enter the email addresses below and this recipe will be emailed to you and others as well.