Possible FREE Sir Kensington’s Classic Mayonnaise Posted On October 23, 2020 Possibly get FREE Sir Kensington’s Classic Mayonnaise! Mom’s meet ambassadors by invitation only. If you’re not a member sign up here first. Mom Ambassadors selected for this opportunity will receive: Sir Kensington’s Classic Mayonnaise and a promo code to share with your group, plus free product coupons for Sir Kensington’s condiments just for you.