Dame Mary Berry knows a thing or two about cooking up a Festive Feast, and this year she’s sharing her cooking skills with 3 novice cooks, cousins James, Jack and Leah, who want to throw a spectacular surprise feast for their respective Mums; and bring together their whole family for the first time in two years. With the help of Dame Mary, can they pull it off and give their Mums a Christmas surprise they’ll never forget?