The aroma of warm rhubarb crisp baking in the oven is like a hug from the kitchen. I remember the first time I shared this treat with friends; their eyes lit up with delight at the combination of sweet and tart flavors. It always brings back fond memories of family gatherings where dessert was the highlight of the meal. This recipe matters because it celebrates the vibrant taste of rhubarb, a unique ingredient that deserves a place in your baking repertoire. What makes this rhubarb crisp special is its delightful oatmeal topping, which adds a perfect crunch to the juicy filling. You’ll cherish each bite and the memories it creates.
why make this recipe
You should make this rhubarb crisp because it is a comforting dessert that combines simple ingredients with big flavor. It’s perfect for spring and summer when rhubarb is in season. The sweet and tart filling contrasted with the crunchy oat topping is a treat that everyone loves. Plus, it’s easy to make! This recipe is ideal for sharing with friends and family or enjoying on a cozy night in.
how to make Best Rhubarb Crisp with Oatmeal
Ingredients
- 4 cups rhubarb, chopped
- 1 cup granulated sugar
- 1 tablespoon cornstarch
- 1 teaspoon vanilla extract
- 1 cup rolled oats
- 1 cup all-purpose flour
- 1/2 cup brown sugar
- 1/2 teaspoon ground cinnamon
- 1/2 cup butter, melted
Directions
- Preheat the oven to 350°F (175°C).
- In a large bowl, combine the rhubarb, granulated sugar, cornstarch, and vanilla extract. Pour the mixture into a baking dish.
- In another bowl, mix together the rolled oats, all-purpose flour, brown sugar, and ground cinnamon. Stir in the melted butter until the mixture is crumbly.
- Spread the oat mixture over the rhubarb filling evenly.
- Bake in the preheated oven for 35-40 minutes or until the topping is golden brown and the rhubarb is bubbly.
- Let it cool slightly before serving.
how to serve Best Rhubarb Crisp with Oatmeal
Serve the rhubarb crisp warm from the oven, perhaps with a scoop of vanilla ice cream or a dollop of whipped cream. The contrast of the warm, sweet filling with the cold ice cream is simply delightful. You can also enjoy it on its own with a cup of tea or coffee for a cozy afternoon treat.
how to store Best Rhubarb Crisp with Oatmeal
Store any leftovers in an airtight container in the fridge. It will stay fresh for about 3-4 days. To reheat, place it in the oven at 350°F (175°C) for about 10-15 minutes until warmed through. The crisp will regain some of its original texture after being heated.
tips to make Best Rhubarb Crisp with Oatmeal
- Use fresh rhubarb for the best flavor. If using frozen rhubarb, make sure to thaw and drain it before using.
- Adjust the sugar according to your taste; if you prefer a sweeter crisp, feel free to add a little extra sugar.
- For added flavor, consider mixing in some chopped nuts with the oat topping.
variation
You can add a twist to this recipe by mixing in other fruits like strawberries or raspberries. The addition of different berries can complement the rhubarb nicely and add more flavor to the crisp.
FAQs
1. Can I use frozen rhubarb for this recipe?
Yes, you can use frozen rhubarb! Just remember to thaw and drain it well before adding it to the mixture.
2. Is it necessary to use cornstarch?
Cornstarch helps thicken the rhubarb filling as it bakes. However, you can substitute it with flour if you prefer.
3. Can I make this ahead of time?
Yes! You can prepare it ahead of time and store it in the fridge before baking. Just bake it when you’re ready to serve.

Rhubarb Crisp
Ingredients
For the Filling
- 4 cups rhubarb, chopped Use fresh rhubarb for the best flavor.
- 1 cup granulated sugar Adjust according to taste.
- 1 tablespoon cornstarch Can substitute with flour if preferred.
- 1 teaspoon vanilla extract
For the Crumb Topping
- 1 cup rolled oats
- 1 cup all-purpose flour
- 1/2 cup brown sugar
- 1/2 teaspoon ground cinnamon
- 1/2 cup butter, melted
Method
Preparation
- Preheat the oven to 350°F (175°C).
- In a large bowl, combine the rhubarb, granulated sugar, cornstarch, and vanilla extract. Pour the mixture into a baking dish.
- In another bowl, mix together the rolled oats, all-purpose flour, brown sugar, and ground cinnamon. Stir in the melted butter until the mixture is crumbly.
- Spread the oat mixture over the rhubarb filling evenly.
Baking
- Bake in the preheated oven for 35-40 minutes or until the topping is golden brown and the rhubarb is bubbly.
Serving
- Let it cool slightly before serving. Serve warm, optionally with vanilla ice cream or whipped cream.