Apple and Rhubarb Crumble Simply Bake September 27, 2019 135 A deliciously sweet and perfectly spiced apple and rhubarb filling that is topped with a generous amount of buttery crumble. This Apple and Rhubarb Crumble makes a perfect winter dessert served warm with custard or ice cream! Get the recipe on Marsha's Baking Addiction! See the full directions on my site apple rhubarb dessert crumble