There’s something about rhubarb that instantly reminds me of spring the sharp tang, the bold pink hue, and that unmistakable way it transforms into something magical when baked just right. Rhubarb Dream Bars are one of those recipes that perfectly capture the season: soft, buttery crust, tart rhubarb filling, and a lightly crisp top that melts as you bite into it.
What makes this recipe special isn’t just the bright flavor it’s how incredibly easy it is to pull together. No special tools. No fancy tricks. Just everyday ingredients that let fresh rhubarb shine. It’s been trending lately for a reason: simple prep, gorgeous results, and the fact that it stores well makes it perfect for busy bakers and rhubarb lovers alike.
The buttery shortbread-style base comes together with just flour, powdered sugar, and softened butter, while the filling is all about juicy chopped rhubarb folded into a sweet, slightly tart custard.
Pair it with crispy Fried Chicken Tenders for a picnic-perfect combo or serve chilled with a refreshing glass of Potion Punch to balance the zing. One pan. One bake. And yes just one bite will hook you.
Rhubarb is 93% water and low in calories, making this dessert a lighter sweet treat that satisfies without guilt. If you try it or have your own twist (maybe a splash of vanilla or orange zest?), I’d love to hear how it turned out!
Why I Keep Coming Back To This Recipe?

This recipe has become one of my seasonal staples—and here’s why it might become one of yours too:
- A springtime ritual I genuinely look forward to: Every year when rhubarb hits the market, I know it’s time. Baking these bars feels like my personal welcome to spring.
- It looks bakery-worthy but uses everyday ingredients: No fancy steps or ingredients here. If you’ve got rhubarb and a few baking basics, you’re good to go.
- It’s super flexible with fruits: I once mixed in strawberries with the rhubarb, and it added the perfect hint of sweetness. Blueberries or raspberries would totally work too.
- The crust? Buttery perfection: The shortbread-style base is rich but balanced, and it holds the soft custard filling without getting soggy.
- Helps me satisfy cravings without going overboard: Just one bar is enough to feel like a treat—without the sugar crash or guilt.

Rhubarb Dream Bars Recipe
Equipment
- Mixing bowls
- Measuring cups and spoons
- Hand mixer or whisk
- Rubber Spatula
- 9×13 inch baking dish
- Oven
- Sharp knife (for chopping rhubarb)
- Wire rack for cooling
Ingredients
- 2 cups all-purpose flour
- ⅔ cup confectioners’ sugar
- 1 cup butter softened
- 3 cups white sugar
- 1 ½ teaspoons salt
- ½ cup all-purpose flour
- 4 large eggs beaten
- 4 ½ cups chopped fresh rhubarb
Instructions
- Preheat oven to 350°F (175°C).
- In a bowl, mix 2 cups flour, confectioners' sugar, and softened butter until crumbly.
- Press the mixture into a greased 9×13 inch baking dish and bake for 15 minutes.
- While the crust bakes, beat eggs, sugar, salt, and ½ cup flour until smooth.
- Fold in the chopped rhubarb gently.
- Pour the rhubarb filling over the hot crust.
- Return to the oven and bake for 40–45 minutes, or until the top is lightly golden and set.
- Let cool completely before slicing into bars.
Nutrition Info:
Nutrition | Value |
Calories | 388kcal |
Carbohydrates | 63g |
Protein | 4g |
Fat | 14g |
Sugar | 46g |
Sodium | 340mg |
Common Questions? (Deeper & Informative)

Can I use frozen rhubarb instead of fresh, and how should I adjust the recipe?
Ans: Frozen rhubarb works beautifully in this recipe, but it should be fully thawed and well-drained first to avoid excess moisture in the custard layer. I usually let it sit in a strainer for 15–20 minutes.
How do I know when the bars are fully baked and ready to come out of the oven?
Ans: The top should be lightly golden and no longer jiggly in the center. If the edges are slightly pulling away from the pan, that’s a good sign it’s done.
What’s the best way to store these bars, and how long do they stay fresh?
Ans: Once cooled, store them in an airtight container in the fridge. They stay fresh for 4–5 days and taste great cold—or even better on day two!
Can I reduce the sugar without messing up the texture?
Ans: Yes, slightly. You can cut the sugar in the filling by about ½ cup without a big texture loss. Keep in mind, rhubarb is very tart, so the sweetness balances it out.
What makes these bars different from a typical rhubarb pie or crumble?
Ans: Rhubarb Dream Bars have a buttery shortbread crust and a custardy center, giving you a more structured, sliceable dessert with a creamy bite—less gooey than pie, more polished than crumble.
Is it possible to make these gluten-free?
Ans: Definitely. Substitute the flour with a good 1:1 gluten-free baking mix. The texture may be slightly more delicate, but the flavor holds up beautifully.