Raspberry Rhubarb Crisp Recipe: Delicious Gluten-Free Dessert
There’s something truly magical about the delightful combination of sweet, juicy raspberries and tart, bright rhubarb. When these fruits are baked together beneath a rich, buttery crisp topping, the result is a mouthwatering dessert that is hard to resist. This Raspberry Rhubarb Crisp recipe, which uses rice flour for the topping, brings a delightful twist to traditional recipes, as it is naturally gluten-free. This makes it an excellent choice for those with gluten sensitivities, ensuring that everyone at the table can enjoy the delightful flavors and textures of this dish. The vibrant raspberries and rhubarb, crowned with a golden-brown crisp, create an inspiring dessert that shines at any occasion, from cozy weeknight dinners to memorable family gatherings.


The Perfect Blend of Sweet and Tart
Raspberries, with their vibrant sweetness, harmonize beautifully with the tangy notes of rhubarb, resulting in a dessert that offers delightful flavors. This combination creates a well-balanced experience that captivates and excites the palate. As the dessert bakes, the ingredients meld together, transforming into a luscious, jam-like filling that bursts with fruity goodness. This rich mixture is elevated by a crisp topping, which adds an inviting crunch, complementing the soft, gooey center. Every bite of this dessert is a perfect blend of sweet and tart, offering a memorable treat that highlights the best of both fruits.
Why Use Rice Flour Instead of Wheat Flour?
Rice flour is an excellent choice for creating crisps due to its natural gluten-free properties. This flour not only provides a light and airy texture but also contributes a satisfying crunch that enhances the overall eating experience. Because it contains no gluten, this recipe is particularly suitable for individuals with gluten sensitivities or celiac disease, allowing them to enjoy a delicious snack without any adverse health effects. Importantly, using rice flour does not sacrifice flavor or structural integrity, ensuring that each crisp is both flavorful and well-balanced. This makes rice flour a versatile ingredient in gluten-free cooking and baking.
Key Ingredients for the Perfect Raspberry Rhubarb Crisp
Fresh Raspberries – Juicy and Flavorful
Select plump, bright red raspberries for the best results. Fresh berries work beautifully, but frozen ones can be used if fresh ones are out of season—remember to adjust baking time slightly.
Rhubarb – The Tangy Star
Rhubarb stalks should be firm and brightly colored. Avoid eating the leaves as they are toxic; stick to the stalks for that zesty tang.
Rice Flour – Gluten-Free Goodness
Choose finely milled rice flour for a smooth texture in the topping. This ensures a crisp finish without grittiness.
Natural Sweeteners for Healthier Baking
Maple syrup, coconut sugar, or honey can add sweetness without overly refining the dessert.
The Best Crisp Texture
Avoiding a Soggy Base
Tossing the fruit with cornstarch prevents excess liquid from soaking into the topping.
Achieving a Golden, Crispy Topping
Use cold butter and do not overmix the topping—small chunks of butter help create those irresistible crisp clusters.
Flavor Variations to Try
Adding Nuts for Crunch
Mix in chopped almonds, walnuts, or pecans with the topping for extra texture.
Spicing It Up with Cinnamon or Cardamom
A pinch of ground cardamom can elevate the flavor, making it more aromatic.
Swapping Fruits – Blueberry or Strawberry Twist
Substitute raspberries with blueberries or strawberries for a different flavor profile while keeping the tangy rhubarb base.
Storage and Reheating Tips For Raspberry Rhubarb Crisp
Refrigerating Leftovers
Cover the crisp and store it in the refrigerator for up to 4 days.
Freezing for Longer Storage
Freeze in an airtight container for up to 3 months.
Reheating Without Losing Crispiness
Reheat in a 350°F (175°C) oven for 10–15 minutes to restore the crunch.
Common Mistakes and How to Avoid Them
- Using warm butter in the topping—keep it cold for the best texture.
- Skipping cornstarch leads to watery filling.
- Overbaking—can dry out the fruit.
Serving Suggestions
Pairing with Ice Cream or Whipped Cream
A scoop of vanilla ice cream or a dollop of whipped cream balances the tartness of rhubarb beautifully.
Serving Warm vs. Cold
Serve warm for a cozy, comforting treat, or chilled for a refreshing summer dessert.

Frequently Asked Questions About Raspberry Rhubarb Crisp
1. Can I make this ahead of time?
Yes, you can! The beauty of this recipe is that you can prepare the crisp and store it unbaked in the fridge for up to 24 hours, then bake it fresh when you’re ready.
2. Can I use frozen fruit?
Yes, you can use frozen fruit, but it’s essential to thaw and drain it first to ensure the perfect texture and avoid excess moisture.
3. How do I make it dairy-free?
Swap butter for coconut oil or vegan butter.
4. What can I use instead of rice flour?
Almond flour or oat flour also works well, but keep in mind that they may alter the texture slightly.
5. Is rhubarb safe to eat raw?
It’s important to note that only the stalks of rhubarb are edible—never eat the leaves. With this knowledge, you can confidently enjoy the unique flavor of rhubarb in your crisp.
6. How can I make it extra crunchy?
Add nuts or extra oats to the topping.
Conclusion – The Joy of Baking with Seasonal Fruits
This delightful Raspberry Rhubarb Crisp recipe, featuring rice flour as a gluten-free alternative, showcases that desserts without gluten can be equally delicious and satisfying as their traditional counterparts. In this recipe, the sweet, juicy raspberries blend harmoniously with the tartness of rhubarb, creating a mouthwatering flavor profile that tantalizes the taste buds.
The crisp topping, made with rice flour, oats, and a blend of spices, adds a satisfying crunch that contrasts beautifully with the soft fruit filling beneath it. This dessert not only looks appealing with its vibrant colors, but it also provides a perfect balance of sweetness and tartness, making it an ideal choice for gatherings, family dinners, or special occasions. Serve it warm with a scoop of vanilla ice cream or a dollop of whipped cream for an extra touch of indulgence that everyone



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Raspberry Rhubarb Crisp Recipe
Equipment
- 1 8x8-inch baking dish or cast iron skillet
Ingredients
For the fruit filling
- 2 cups rhubarb chopped (about ½-inch pieces)
- 1 cup fresh or frozen raspberries
- ½ cup coconut sugar or more, depending on tartness
- 3 tbsp cornstarch
- 1 tsp vanilla extract
- 1 tbsp lemon juice optional, for brightness
For the crisp topping
- 1 cup rolled oats
- ½ cup rice flour or almond flour
- ½ cup coconut sugar
- ½ tsp cinnamon
- Pinch of salt
- ½ cup cold butter cut into cubes (or coconut oil for vegan option)
- Optional: ¼ cup chopped nuts pecans, almonds, or walnuts
Instructions
Preheat oven to 350°F (175°C).
Prepare the filling
- In a large bowl, toss rhubarb and raspberries with sugar, cornstarch, vanilla, and lemon juice until well coated. Pour into a greased 8x8-inch (or similar) baking dish.
Make the topping
- In a separate bowl, mix oats, rice flour, coconut sugar, cinnamon, and salt. Cut in the butter using a fork, or use your fingers to mix the ingredients until they form a crumbly topping. Stir in nuts if using.
Assemble
- Sprinkle the crisp topping evenly over the fruit mixture.
Bake
- Bake for 35–40 minutes, or until the fruit is bubbling and the topping is golden brown.
- Cool slightly before serving.