In a broader sense, to describes the process of breaking into small fragments or decaying gradually. The BEST apple crumble recipe .. from Good Food!
: Modern iterations often include rolled oats, chopped nuts (like almonds or walnuts), or demerara sugar for added crunch and a caramelized finish. crumble
: The defining feature is the topping, traditionally made by rubbing cold butter into flour and sugar until it resembles coarse breadcrumbs. In a broader sense, to describes the process