Rhubarb Dream Bars – Buttery, Tangy, and Perfectly Sweet Tart Squares

The Classic Rhubarb Dessert That Feels Like a Dream

If you’re looking for a spring dessert that hits the sweet-tart balance just right, Rhubarb Dream Bars are the answer. With a rich, buttery shortbread crust and a custardy rhubarb topping, these bars are soft, zesty, and irresistibly nostalgic. They’re like a lemon bar’s vibrant cousin—just as easy to make, but with the bold, floral bite of rhubarb.

Whether you’re baking for a family brunch, a picnic, or a weekend treat, this timeless recipe brings fresh flavor and old-fashioned charm together in one dreamy bite.


🌟 Why Rhubarb Dream Bars Deserve a Spot on Your Table

  • Classic flavor: Bright, tangy rhubarb over a buttery base.
  • Soft, custardy texture: Delicate yet satisfying.
  • Perfect for spring and early summer: A seasonal favorite.
  • Simple ingredients: Pantry basics and fresh rhubarb.
  • Freezer-friendly and portable: Great for make-ahead and gifting.

🛒 Ingredients You’ll Need

For the Shortbread Crust:

  • 1 cup all-purpose flour
  • ½ cup unsalted butter, cold and cubed
  • ¼ cup granulated sugar
  • Pinch of salt

For the Rhubarb Custard Filling:

  • 2 large eggs
  • 1 cup granulated sugar
  • 2 tbsp all-purpose flour
  • ½ tsp vanilla extract
  • ¼ tsp salt
  • 2 cups chopped fresh rhubarb

👨‍🍳 Step-by-Step Instructions

1. Preheat and Prep

  • Preheat oven to 350°F (175°C).
  • Line an 8×8-inch baking dish with parchment or grease well.

2. Make the Crust

  • In a bowl, combine flour, sugar, and salt.
  • Cut in butter until mixture resembles coarse crumbs.
  • Press evenly into the baking dish.
  • Bake for 12–15 minutes or until lightly golden.

3. Mix the Filling

  • In a large bowl, whisk eggs and sugar until smooth.
  • Stir in flour, vanilla, and salt.
  • Fold in rhubarb.

4. Assemble and Bake

  • Pour filling over hot crust.
  • Return to oven and bake 35–40 minutes, or until center is set and slightly golden at edges.

5. Cool and Slice

  • Let cool completely in pan.
  • Dust with powdered sugar, slice into bars, and serve.

🍓 Variations to Try

  • Strawberry Rhubarb Dream Bars: Add 1 cup sliced strawberries to the filling.
  • Coconut twist: Sprinkle shredded coconut on top before baking.
  • Citrus boost: Add lemon or orange zest to the filling.
  • Spiced rhubarb: Mix in cinnamon or nutmeg for warmth.

🧁 Serving Suggestions

  • With a scoop of vanilla ice cream
  • Topped with whipped cream and mint
  • Alongside a cup of herbal tea or coffee
  • Dusted with powdered sugar for brunch

📦 Storage & Freezing Tips

  • Refrigerate: Store in an airtight container for up to 5 days.
  • Freeze: Wrap individual bars and freeze for up to 2 months.
  • Thaw: Let sit at room temp for 20 minutes or reheat gently.

📊 Nutrition Facts (Per Bar)

  • Calories: ~220
  • Fat: 9g
  • Carbs: 32g
  • Sugar: 21g
  • Protein: 2g
  • Fiber: 1g

🧠 Baking Tips & Tricks

  • Use fresh rhubarb: It gives the brightest color and best texture.
  • Don’t overmix the filling: Keeps the custard tender.
  • Bake the crust first: Prevents a soggy bottom.
  • Cool before slicing: Bars set fully as they cool.

❓ FAQs

Q1: Can I use frozen rhubarb?
Yes. Thaw and drain well before adding to the filling.

Q2: Can I make these dairy-free?
Yes—substitute the butter with a vegan baking stick.

Q3: Can I double this recipe?
Absolutely. Use a 9×13-inch pan and bake 5–10 minutes longer.

Q4: What does rhubarb taste like?
It’s tart and slightly floral—perfect in sweet custards and jams.

Q5: Can I reduce the sugar?
Yes, by ¼ cup in both layers, though the bars will be tangier.

Q6: Can I add nuts?
Chopped almonds or walnuts can be folded into the topping for texture.

Q7: Are these gluten-free?
Use a gluten-free flour blend for both the crust and filling.


✅ Conclusion: A Dreamy Dessert That’s Always in Season

With just a handful of ingredients and a quick prep, Rhubarb Dream Bars deliver major flavor in a simple, rustic package. They’re tangy, creamy, just sweet enough, and always crowd-pleasing. Whether you’re a rhubarb enthusiast or a baking beginner, this recipe will win over everyone at the table.

Make a batch, take a bite—and fall in love with this nostalgic favorite all over again.

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Rhubarb Dream Bars – Buttery, Tangy, and Perfectly Sweet Tart Squares


  • Author: Mary

Ingredients

Scale

For the Shortbread Crust:

  • 1 cup all-purpose flour

  • ½ cup unsalted butter, cold and cubed

  • ¼ cup granulated sugar

  • Pinch of salt

For the Rhubarb Custard Filling:

  • 2 large eggs

  • 1 cup granulated sugar

  • 2 tbsp all-purpose flour

  • ½ tsp vanilla extract

  • ¼ tsp salt

  • 2 cups chopped fresh rhubarb


Instructions

1. Preheat and Prep

  • Preheat oven to 350°F (175°C).

  • Line an 8×8-inch baking dish with parchment or grease well.

2. Make the Crust

  • In a bowl, combine flour, sugar, and salt.

  • Cut in butter until mixture resembles coarse crumbs.

  • Press evenly into the baking dish.

  • Bake for 12–15 minutes or until lightly golden.

3. Mix the Filling

  • In a large bowl, whisk eggs and sugar until smooth.

  • Stir in flour, vanilla, and salt.

  • Fold in rhubarb.

4. Assemble and Bake

  • Pour filling over hot crust.

  • Return to oven and bake 35–40 minutes, or until center is set and slightly golden at edges.

5. Cool and Slice

  • Let cool completely in pan.

  • Dust with powdered sugar, slice into bars, and serve.

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