Rhubarb Custard Bars – Sweet & Creamy Treat

Rhubarb Custard Bars combine a buttery crust, creamy custard filling, and a layer of tart rhubarb for a dessert that’s perfectly balanced. These bars are ideal for spring gatherings, potlucks, or an indulgent treat any time of year.

Why You’ll Love This Recipe

• Creamy custard filling with a tart rhubarb layer
• Buttery, crisp crust adds texture
• Perfect for spring and summer desserts
• Easy to make in a single baking pan
• Ideal for potlucks, brunches, or gifting

Ingredients

• 1 cup all-purpose flour
• ½ cup unsalted butter, softened
• ¼ cup granulated sugar
• 3 large eggs
• ½ cup granulated sugar (for custard)
• 2 tablespoons all-purpose flour (for custard)
• 1 teaspoon vanilla extract
• 2 cups chopped fresh rhubarb
• Optional: powdered sugar for topping

Step-by-Step Instructions

1. Preheat oven to 350°F (175°C) and grease a 9×9-inch baking pan.
2. In a bowl, mix 1 cup flour, ½ cup butter, and ¼ cup sugar until crumbly. Press into the bottom of the pan to form a crust.
3. Bake crust for 10–12 minutes until lightly golden.
4. In another bowl, whisk eggs, ½ cup sugar, 2 tablespoons flour, and vanilla to make custard.
5. Pour custard over the baked crust.
6. Evenly distribute chopped rhubarb on top of the custard layer.
7. Bake for 25–30 minutes until custard is set and rhubarb is tender.
8. Let cool completely before cutting into bars.
9. Optional: dust with powdered sugar before serving.

Tips & Variations

• Use firm, fresh rhubarb for best texture.
• Substitute some rhubarb with strawberries for a sweet-tart combination.
• Ensure custard is fully set before cutting to avoid runny bars.
• Use a nonstick or parchment-lined pan for easy removal.
• Store in an airtight container for optimal freshness.

Storage & Freezer Instructions

• Store cooled bars in an airtight container in the refrigerator for 3–4 days.
• Freeze bars for up to 2 months; thaw before serving.
• Dust with powdered sugar just before serving for presentation.

Serving & Pairing Ideas

• Serve as-is for a sweet-tart snack.
• Pair with whipped cream or a scoop of vanilla ice cream.
• Great for spring picnics, brunch, or dessert tables.
• Garnish with fresh rhubarb or berries for color.

Frequently Asked Questions

Can I use frozen rhubarb?

Yes, thaw and drain before placing on the custard to avoid excess liquid.

Can I make these bars ahead of time?

Yes, they can be baked and refrigerated until ready to serve.

Can I make them gluten-free?

Use a gluten-free flour blend for the crust and custard thickening.

How do I prevent the custard from curdling?

Whisk the eggs and sugar together gently, and avoid overbaking the custard layer.

Ready to Make It?

Rhubarb Custard Bars are a sweet, tangy, and creamy dessert perfect for spring and summer. Easy to bake and beautiful to serve, they are sure to impress family and friends.

You Might Also Like

• Rhubarb Crumble – Tangy rhubarb with a buttery oat topping.
• Rhubarb Cinnamon Buns – Sweet breakfast treats with rhubarb filling.
• Rhubarb Crisp – Warm dessert with a golden oat topping.
• Homemade Rhubarb Jam – Sweet-tart preserve for toast or pastries.

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