Bake this irresistible Rhubarb Upside Down Cake at home. Made with rhubarb, sugar, strawberry and marshmallows. Easy step-by-step instructions included.
This Rhubarb Upside Down Cake relies on simple, everyday ingredients such as rhubarb, sugar, strawberry jell-o and small marshmallows. It comes together quickly and makes 4 servings, at about 239 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Rhubarb Upside Down Cake delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026