This rhubarb crumble is a delightful dessert that combines the tartness of rhubarb with a sweet, buttery crumble topping. It's perfect for any occasion and can be enjoyed warm with a scoop of vanilla ice cream or a dollop of whipped cream.
One ingredient you might not have on hand is rhubarb. This vegetable, often used in desserts, has a tart flavor and is typically available in the spring and early summer. If you can't find fresh rhubarb, you can often find it frozen in the freezer section of your supermarket.

Ingredients for Rhubarb Crumble Recipe
Rhubarb: A tart vegetable often used in desserts, providing a unique flavor contrast to the sweet crumble.
Sugar: Used to sweeten the rhubarb mixture and balance its tartness.
Cornstarch: Helps to thicken the rhubarb mixture, ensuring it isn't too runny.
Flour: Forms the base of the crumble topping, giving it structure.
Butter: Adds richness and helps create a crumbly texture in the topping.
Brown sugar: Adds a deeper, caramel-like sweetness to the crumble topping.
Technique Tip for Making This Dessert
When preparing the rhubarb, ensure it is chopped into uniform pieces to promote even cooking. For the crumble topping, use cold butter and work quickly to avoid melting it with your hands, which helps achieve a perfect crumbly texture.
Suggested Side Dishes
Alternative Ingredients
rhubarb - Substitute with strawberries: Strawberries provide a similar tartness and sweetness, making them a good alternative for rhubarb in a crumble.
rhubarb - Substitute with apples: Apples have a firm texture and a sweet-tart flavor that can mimic the taste and consistency of rhubarb when cooked.
sugar - Substitute with honey: Honey adds a natural sweetness and a slightly different flavor profile, but it works well in most crumble recipes.
sugar - Substitute with maple syrup: Maple syrup provides a rich, caramel-like sweetness that complements the fruit in a crumble.
cornstarch - Substitute with arrowroot powder: Arrowroot powder is a great thickening agent and can be used in the same quantity as cornstarch.
cornstarch - Substitute with tapioca starch: Tapioca starch is another effective thickener that can replace cornstarch in crumble recipes.
flour - Substitute with almond flour: Almond flour adds a nutty flavor and works well as a gluten-free alternative to regular flour.
flour - Substitute with oat flour: Oat flour provides a slightly different texture but is a good gluten-free option for crumbles.
butter - Substitute with coconut oil: Coconut oil can replace butter, offering a different flavor and making the recipe dairy-free.
butter - Substitute with margarine: Margarine is a common dairy-free alternative to butter and works similarly in crumble recipes.
brown sugar - Substitute with coconut sugar: Coconut sugar has a similar texture and a slightly caramel-like flavor, making it a good substitute for brown sugar.
brown sugar - Substitute with date sugar: Date sugar provides a natural sweetness and can be used in place of brown sugar in crumbles.
Alternative Recipes Similar to This Dessert
How to Store or Freeze Your Crumble
Allow the rhubarb crumble to cool completely at room temperature before storing. This prevents condensation from forming, which can make the topping soggy.
Transfer the cooled dessert to an airtight container. If you don't have a container large enough, you can cover the baking dish tightly with plastic wrap or aluminum foil.
Store the crumble in the refrigerator for up to 4 days. The cool temperature helps maintain the freshness of both the rhubarb and the crumble topping.
For longer storage, consider freezing the rhubarb crumble. Wrap the entire baking dish in plastic wrap, followed by a layer of aluminum foil to prevent freezer burn.
Alternatively, you can portion out the crumble into individual servings before freezing. Place each portion in a freezer-safe container or bag, making it easy to thaw and reheat single servings.
When ready to enjoy, thaw the rhubarb crumble in the refrigerator overnight. This gradual thawing process helps maintain the texture of the fruit and the crumble topping.
Reheat the crumble in a preheated oven at 180°C (350°F) for about 15-20 minutes, or until warmed through. This will help restore the crispiness of the topping.
If you're in a hurry, you can also reheat individual portions in the microwave. Heat on medium power for 1-2 minutes, checking frequently to avoid overheating.
To add a fresh twist, consider topping the reheated rhubarb crumble with a scoop of vanilla ice cream or a dollop of whipped cream. The contrast of temperatures and textures will elevate your dessert experience.
Remember, the key to a delightful rhubarb crumble is maintaining the balance between the tender, tangy rhubarb and the crunchy, buttery crumble topping. Proper storage and reheating techniques ensure you can enjoy this delicious dessert anytime.
How to Reheat Leftovers
- Preheat your oven to 180°C (350°F). Place the rhubarb crumble in an oven-safe dish, cover with foil to prevent the topping from burning, and heat for about 15-20 minutes until warmed through.
- For a quicker option, use the microwave. Place a portion of the rhubarb crumble in a microwave-safe bowl and heat on medium power for 1-2 minutes. Check and stir halfway through to ensure even heating.
- If you have an air fryer, preheat it to 160°C (320°F). Place the rhubarb crumble in a small, air fryer-safe dish and heat for 5-7 minutes, checking frequently to avoid overcooking.
- For stovetop reheating, place the rhubarb crumble in a skillet over low heat. Cover with a lid and heat for about 5-10 minutes, stirring occasionally to ensure even warming.
Essential Tools for This Recipe
Oven: Used to bake the rhubarb crumble at a consistent temperature of 180°C (350°F).
Mixing bowl: Needed to combine the rhubarb, sugar, and cornstarch, as well as to mix the flour and brown sugar.
Baking dish: The vessel in which the rhubarb mixture is transferred and baked with the crumble topping.
Measuring cups: Essential for accurately measuring the ingredients like sugar, flour, and cornstarch.
Measuring spoons: Used to measure smaller quantities, such as the tablespoon of cornstarch.
Knife: Required to chop the rhubarb into pieces.
Cutting board: Provides a safe surface for chopping the rhubarb.
Pastry cutter: Useful for rubbing the cold butter into the flour and brown sugar mixture to create the crumble topping.
Spatula: Handy for transferring the rhubarb mixture into the baking dish and spreading the crumble topping evenly.
Oven mitts: Important for safely handling the hot baking dish when removing it from the oven.
Time-Saving Tips for Making This Dessert
Prepare the filling: Chop the rhubarb and mix it with sugar and cornstarch the night before. Store it in the fridge to save time on baking day.
Pre-measure ingredients: Measure out the flour, butter, and brown sugar ahead of time. This will streamline the process when you’re ready to bake.
Use a food processor: Quickly blend the flour, brown sugar, and butter in a food processor to make the crumble topping in seconds.
Preheat the oven early: Turn on the oven as soon as you start preparing the ingredients so it’s ready to go when you are.

Rhubarb Crumble Recipe
Ingredients
Filling
- 500 g rhubarb, chopped
- 100 g sugar
- 1 tablespoon cornstarch
Crumble Topping
- 150 g flour
- 100 g butter, cold and cubed
- 100 g brown sugar
Instructions
- Preheat your oven to 180°C (350°F).
- In a mixing bowl, combine rhubarb, sugar, and cornstarch. Transfer to a baking dish.
- In another bowl, mix flour and brown sugar. Rub in the butter until the mixture resembles breadcrumbs.
- Sprinkle the crumble topping over the rhubarb mixture.
- Bake for 40 minutes or until the topping is golden brown and the rhubarb is tender.
Nutritional Value
Keywords
Suggested Appetizers and Main Courses
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