This Rhubarb Crisp is a delightful dessert that combines the sweet and tart flavors of rhubarb with a crunchy, buttery oat topping. It’s perfect for any occasion, whether you’re hosting a summer barbecue or enjoying a quiet night in. With its easy preparation and satisfying taste, this dish will surely impress your friends and family. Plus, it pairs wonderfully with a scoop of ice cream!

Jump to:
- Why You’ll Love This Recipe
- Tools and Preparation
- Essential Tools and Equipment
- Importance of Each Tool
- Ingredients
- How to Make Rhubarb Crisp
- Step 1: Preheat the Oven
- Step 2: Prepare the Filling
- Step 3: Make the Topping
- Step 4: Bake
- How to Serve Rhubarb Crisp
- Classic Pairing
- Creative Additions
- Seasonal Accompaniments
- On-the-Go Treat
- How to Perfect Rhubarb Crisp
- Best Side Dishes for Rhubarb Crisp
- Common Mistakes to Avoid
- Storage & Reheating Instructions
- Refrigerator Storage
- Freezing Rhubarb Crisp
- Reheating Rhubarb Crisp
- Frequently Asked Questions
- Can I use frozen rhubarb for Rhubarb Crisp?
- What can I substitute for sugar in Rhubarb Crisp?
- How do I know when my Rhubarb Crisp is done?
- Can I make Rhubarb Crisp ahead of time?
- What variations can I try with Rhubarb Crisp?
- Final Thoughts
- 📖 Recipe Card
Why You’ll Love This Recipe
- Easy to Make: This Rhubarb Crisp comes together in just a few simple steps, making it perfect for both novice and experienced bakers.
- Flavorful Combination: The balance of sweet granulated sugar and tart rhubarb creates a delicious contrast that keeps everyone coming back for more.
- Versatile Options: Use fresh or frozen rhubarb depending on what’s available, ensuring you can enjoy this treat year-round.
- Perfect for Sharing: With six generous servings, it’s an ideal dessert for gatherings or family dinners.
- Delicious Warm or Cold: Enjoy this crisp straight from the oven or chilled; it tastes great either way!
Tools and Preparation
Before diving into making your Rhubarb Crisp, gather your tools to streamline the process.
Essential Tools and Equipment
- 8×8 or 9×9 inch baking pan
- Mixing bowls
- Pastry cutter or fork
- Measuring cups and spoons
Importance of Each Tool
- Baking Pan: A well-sized pan ensures even cooking and helps achieve that perfect golden brown top.
- Mixing Bowls: Having multiple bowls allows you to mix ingredients separately, which is crucial for texture.
- Pastry Cutter: This tool helps create a crumbly topping by easily blending butter with dry ingredients.
Ingredients
Here’s what you’ll need to make this scrumptious Rhubarb Crisp:
- 5 cups rhubarb (frozen or fresh, chopped – about 600g)
- 3/4 cup granulated sugar (150g)
- 1/4 cup corn starch
- 1/2 cup butter (cold, cubed)
- 1/2 cup brown sugar (lightly packed)
- 1 1/2 cups rolled oats
- 1/2 cup whole wheat flour (or substitute all-purpose)
How to Make Rhubarb Crisp
Step 1: Preheat the Oven
Preheat your oven to 375 degrees F. Grease your baking pan lightly to prevent sticking.
Step 2: Prepare the Filling
In a large bowl, stir together the rhubarb, granulated sugar, and corn starch. If using fresh rhubarb, reduce corn starch to just 2 tablespoons. Pour this mixture into the prepared baking pan.
Step 3: Make the Topping
In another large bowl, combine the butter, brown sugar, rolled oats, and whole wheat flour. Use a pastry cutter, fork, or your hands to mix until crumbly. Spread this topping evenly over the rhubarb filling in the pan. Press down lightly.
Step 4: Bake
Bake in the preheated oven for about 35-40 minutes. Look for a golden brown top with thick bubbling edges. Once baked, let it sit for 10 minutes before serving. Enjoy your warm Rhubarb Crisp with ice cream!
This recipe is sure to become a favorite among your dessert selections!
How to Serve Rhubarb Crisp
Rhubarb Crisp is a delightful dessert that can be served in various ways to enhance its flavors. Whether you prefer it warm or cold, there are numerous options to complement this sweet and tart treat.
Classic Pairing
- Vanilla Ice Cream: The creamy texture balances the tartness of the rhubarb.
- Whipped Cream: Light and airy, it adds a touch of sweetness to each bite.
Creative Additions
- Greek Yogurt: A healthier option that adds creaminess and protein.
- Custard Sauce: Pouring custard over your crisp gives it an indulgent twist.
Seasonal Accompaniments
- Fresh Berries: Top with strawberries or blueberries for added freshness.
- Mint Leaves: A sprinkle of mint brings a refreshing finish.
On-the-Go Treat
- In a Parfait: Layer Rhubarb Crisp with yogurt and granola for a delicious breakfast option.

How to Perfect Rhubarb Crisp
Achieving the perfect Rhubarb Crisp requires attention to detail. Here are some tips to ensure your dessert is a hit every time.
- Use Fresh Rhubarb: Fresh rhubarb provides the best flavor and texture compared to frozen options.
- Adjust Sugar Based on Tartness: Taste your rhubarb; if it’s particularly tart, increase the sugar slightly for balance.
- Let It Cool Slightly: Allowing the crisp to cool for about 10 minutes before serving helps it set up perfectly.
- Experiment with Spices: Adding cinnamon or nutmeg can enhance the flavor profile of your Rhubarb Crisp.
Best Side Dishes for Rhubarb Crisp
While Rhubarb Crisp is delicious on its own, pairing it with side dishes can elevate your dessert experience. Here are some great options:
- Cheese Platter: Include soft cheeses like Brie or goat cheese; they provide a creamy contrast.
- Roasted Nuts: Almonds or walnuts add crunch and enhance the dessert’s flavor.
- Fruit Salad: A light fruit salad complements the tartness without overpowering it.
- Savory Breadsticks: These can add a nice textural contrast to the sweet crisp.
- Chilled Lemonade: A refreshing drink that balances the dessert’s sweetness with its acidity.
- Chocolate Drizzle: A drizzle of chocolate sauce can add an elegant touch and richness.
Common Mistakes to Avoid
Making Rhubarb Crisp can be simple, but avoiding common mistakes is key to achieving the perfect dessert.
- Ingredients: Using too much sugar can overpower the tartness of rhubarb. Stick to the recommended amounts for a balanced flavor.
- Mixing Technique: Over-mixing the topping can lead to a tough texture. Mix just until crumbly for the best results.
- Baking Time: Not checking the crisp as it bakes may result in an undercooked or overly browned dessert. Keep an eye on it during the last few minutes.
- Pan Size: Using a pan that’s too small can cause overflow, while one that’s too large may dry out the crisp. Choose an 8×8 or 9×9 inch pan for optimal results.
- Serving Temperature: Servings straight from the oven might be too hot. Let it cool slightly for better flavor and easier serving.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 3 days.
- Allow the crisp to cool completely before sealing.
Freezing Rhubarb Crisp
- Freeze for up to 3 months; wrap tightly in plastic wrap and foil.
- Thaw in the refrigerator overnight before reheating.
Reheating Rhubarb Crisp
- Oven: Preheat to 350°F (175°C) and bake for about 15-20 minutes until warmed through.
- Microwave: Heat individual portions on high for 30-45 seconds, checking often.
- Stovetop: Warm in a skillet over low heat, stirring gently until heated through.
Frequently Asked Questions
Here are some common questions about making Rhubarb Crisp that might help you enjoy this delightful dessert even more.
Can I use frozen rhubarb for Rhubarb Crisp?
Yes, frozen rhubarb works great! Just thaw it and drain excess moisture before mixing with sugar and cornstarch.
What can I substitute for sugar in Rhubarb Crisp?
You can use honey, maple syrup, or coconut sugar as alternatives. Adjust quantities based on sweetness preference.
How do I know when my Rhubarb Crisp is done?
Look for a golden-brown topping with bubbling juices around the edges. It typically takes 35-40 minutes at 375°F (190°C).
Can I make Rhubarb Crisp ahead of time?
Absolutely! You can prepare it a day in advance and store it in the refrigerator before baking. Just add an extra few minutes to the baking time if baking from cold.
What variations can I try with Rhubarb Crisp?
Feel free to mix in strawberries or apples for added sweetness and flavor. Spices like cinnamon or ginger also enhance its taste!
Final Thoughts
This Rhubarb Crisp is a delightful combination of sweet and tart flavors, making it perfect for any occasion. It’s easy to customize with your favorite fruits or spices. Try it warm with ice cream for a comforting treat that everyone will love!
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Rhubarb Crisp
- Total Time: 55 minutes
- Yield: Serves 6
Description
Rhubarb Crisp is a delightful dessert that perfectly balances the sweet and tart flavors of fresh rhubarb with a crunchy, buttery oat topping. This easy-to-make recipe is ideal for any occasion, whether you’re celebrating a summer barbecue or enjoying a cozy night in. With just a few simple steps, you can create a dish that impresses friends and family alike. Serve it warm with a scoop of vanilla ice cream or chilled for a refreshing treat. No matter how you enjoy it, this Rhubarb Crisp will become a new favorite!
Ingredients
- 5 cups rhubarb (fresh or frozen, chopped)
- 3/4 cup granulated sugar
- 1/4 cup corn starch
- 1/2 cup cold butter (cubed)
- 1/2 cup brown sugar
- 1 1/2 cups rolled oats
- 1/2 cup whole wheat flour
Instructions
- Preheat your oven to 375°F (190°C) and lightly grease an 8×8 or 9×9 inch baking pan.
- In a large bowl, combine rhubarb, granulated sugar, and corn starch. Pour this mixture into the prepared baking pan.
- In another bowl, mix together butter, brown sugar, rolled oats, and whole wheat flour until crumbly. Evenly spread this topping over the rhubarb mixture; press down lightly.
- Bake for 35-40 minutes until the top is golden brown and juices are bubbling around the edges. Allow to cool for about 10 minutes before serving.
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 piece (about 170g)
- Calories: 260
- Sugar: 20g
- Sodium: 90mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 37g
- Fiber: 4g
- Protein: 3g
- Cholesterol: 30mg