Secret flavor booster updates sweet, layered Eton mess

This image released by Milk Street shows a recipe for Eton Mess with Chocolate and Cherries. (Milk Street via AP)

Eton mess — Britain’s luscious mixture of berries, whipped cream and broken meringue cookies — takes its name from the English boarding school, where it is served during cricket matches. All the ingredients are layered in a jar, which gives the dessert an appealing premise.