This Vegan Rhubarb Curd Bars recipe is bright, tangy, and wonderfully simple to make. With a creamy plant-based filling and soft crust, it’s perfect for spring gatherings. If you loved easy keto dessert bars with a creamy filling, this fruity version is a must-try.

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Why You’ll Love These Vegan Rhubarb Curd Bars
These Vegan Rhubarb Curd Bars combine bold fruit flavor with a smooth, creamy texture. They feel light yet satisfying, which makes them ideal after any meal. Also, they use simple ingredients, so you can make them without stress. Meanwhile, the chilled curd layer keeps things easy and hands-off.
They also fit many diets since they are fully plant-based and adaptable. As a result, they work well for sharing. Plus, their vibrant color makes them look just as good as they taste.

A perfect balance of tart and sweet
These bars blend tart rhubarb with sweet strawberries for a fresh flavor. Then, sugar softens the sharp edge. As a result, every bite feels bright, balanced, and refreshing without being overwhelming.
Completely plant-based with simple ingredients
Everything stays dairy-free yet creamy. Aquafaba replaces eggs, while coconut oil adds richness. Also, the ingredients are easy to find, so you can quickly prepare this dessert anytime.
Great for make-ahead desserts and gatherings
Since these bars chill to set, they work perfectly as a make-ahead dessert. Meanwhile, they slice cleanly, so serving guests feels simple. In fact, they hold their shape well for parties or potlucks.
Ingredients You’ll Need
These Vegan Rhubarb Curd Bars rely on simple ingredients that create a rich and tangy dessert. Each one plays an important role in flavor and texture.
For the rhubarb curd filling
You will need chopped rhubarb and strawberries for a fruity base. Then, sugar and lemon juice boost the flavor. Aquafaba helps create a gel-like structure, while tapioca flour thickens the mixture. Agar agar helps the curd firm up as it chills. Vanilla extract adds warmth, and coconut oil gives a smooth finish.
For the soft shortbread crust
The crust uses flour, sugar, and salt for structure. Then, vegan butter adds richness and tenderness. A little non-dairy milk binds everything together. Vanilla extract and lemon zest bring a light, fresh flavor that pairs perfectly with the tangy filling.
How to Make Vegan Rhubarb Curd Bars
Making Vegan Rhubarb Curd Bars is simple when you follow each step. Meanwhile, each stage builds flavor and texture.
Step 1: Cook and blend the rhubarb mixture
First, cook the rhubarb, strawberries, sugar, and lemon juice in a saucepan. Stir until soft and broken down. Then, blend the mixture until smooth. If needed, strain it for a silky texture. After that, return the puree to the pan.
Step 2: Thicken the curd with aquafaba and starch
Next, whisk in aquafaba, tapioca flour, and agar agar. Stir constantly over medium heat. Soon, the mixture thickens into a glossy curd. Then, remove from heat and mix in vanilla and coconut oil until smooth.
Step 3: Prepare and bake the crust
Meanwhile, mix flour, sugar, salt, vegan butter, milk, vanilla, and zest into a dough. Press it into a pan evenly. Then, bake until fully cooked and lightly golden. After baking, gently roughen the surface to help the filling stick.
Step 4: Assemble and chill until set
Finally, pour the curd over the warm crust and spread evenly. Then, refrigerate until fully set. Once firm, slice into bars and dust with powdered sugar before serving.
Tips for the Best Texture and Flavor
Small adjustments can make your Vegan Rhubarb Curd Bars even better. So, follow these tips for consistent results.
Getting a smooth, silky curd consistency
Blend the fruit mixture until completely smooth. Then, strain if needed. Also, stir constantly while thickening. As a result, the curd stays creamy and lump-free.
How to ensure the layers stick perfectly
Lightly roughen the crust after baking. This helps the curd attach firmly. Also, pour the curd while the crust is still slightly warm for the best result.
Ingredient swaps and gluten-free options
You can swap regular flour with gluten-free flour easily. Meanwhile, arrowroot works instead of tapioca starch. If you want more crust ideas, check this gluten-free keto shortbread crust recipe guide.
Storage and Serving Suggestions
These Vegan Rhubarb Curd Bars store well and taste even better the next day. So, they are great for planning ahead.
How to store and keep bars fresh
Store the bars in an airtight container in the fridge. They stay fresh for up to five days. Also, keep them chilled to maintain texture.
Can you freeze rhubarb curd bars?
Yes, you can freeze them. Wrap each bar tightly, then store in a sealed container. Thaw in the fridge overnight before serving.
Serving ideas for extra presentation appeal
Dust with powdered sugar before serving. You can also add fresh berries on top. Meanwhile, serve chilled for the best texture and flavor.
Common Mistakes to Avoid
Avoid these common issues to get perfect Vegan Rhubarb Curd Bars every time.
Overcooking or under-thickening the curd
If you overcook, the curd becomes too firm. However, undercooking means it will not set. So, cook until thick but still smooth.
Skipping the crust preparation step
Do not skip roughening the crust. This step helps the layers stick. Otherwise, the curd may separate when slicing.
Not allowing enough chill time
If you rush chilling, the bars will not hold shape. Therefore, always let them fully set before cutting.
Craving More Delicious Recipes?
- Try this creamy keto oatmeal alternative for a low-carb breakfast
- Learn how to make cauliflower oatmeal (noatmeal) step-by-step
- Enjoy easy keto dessert bars with a creamy filling
- Discover low-carb fruit desserts perfect for spring recipes
- Find more vegan-friendly keto desserts and dairy-free treats
Final Thoughts
These Vegan Rhubarb Curd Bars are a fresh and simple dessert that feels special without extra effort. They combine tart fruit, creamy filling, and a soft crust beautifully. Also, they are perfect for sharing or enjoying at home. If you love fruit desserts, this one is worth trying. For more inspiration, browse ideas on Pinterest.