This delicious rhubarb sponge is moist and crumbly at the same time. It’s half way between a rhubarb crumble and a sponge and is the kind of delicious pudding your Grandma would have served you after a Sunday lunch. My kids loved it so much I barely got a shot of it coming out of the oven. lol 🙂 Check out the video below for this simple recipe.