Can I use frozen rhubarb for Rhubarb Bars with Shortbread Crust?

Yes, frozen rhubarb works perfectly in Rhubarb Bars with Shortbread Crust. Just make sure to thaw it completely and drain any excess liquid before using. This prevents the filling from becoming too watery and ensures the bars set properly.

How do I know when Rhubarb Bars with Shortbread Crust are done baking?

You’ll know your Rhubarb Bars with Shortbread Crust are ready when the center is set and no longer jiggles when gently shaken. The crumble topping should be lightly golden, and the edges may appear slightly firm. Proper baking ensures clean slices and the ideal texture.

How should I store Rhubarb Bars with Shortbread Crust?

Store Rhubarb Bars with Shortbread Crust in an airtight container in the refrigerator for up to five days. For longer storage, freeze them in layers separated by parchment paper for up to three months. Thaw in the fridge overnight before serving.

Can I make Rhubarb Bars with Shortbread Crust ahead of time?

Absolutely. Rhubarb Bars with Shortbread Crust are ideal for making ahead because they need time to chill and set. Preparing them a day in advance actually improves their texture and makes slicing easier, making them perfect for events or meal planning.

Rhubarb Bars with Shortbread Crust Easy Recipe

Name: Rhubarb Bars with Shortbread Crust
Prep time: 25 min
Cook time: 1 h
Total time: 1 h 25 min
Cuisine: American
Ingredients: 1 1/4 cups all-purpose flour (for crust structure); 6 tablespoons salted butter, melted (for rich shortbread base); 1/3 cup confectioners’ sugar (for sweetness in crust); 1/8 teaspoon salt (to enhance flavor); 1 cup granulated sugar (for filling sweetness); 1 teaspoon vanilla essence (for aroma); 1/4 cup all-purpose flour (to thicken filling); 1/4 cup heavy cream (for creamy texture); 2 1/2 cups rhubarb, chopped into 1/2-inch pieces (main fruit filling); 2 large eggs (to bind filling); 1/8 teaspoon salt (for balance); 1/4 cup rolled oats (for crumble texture); 1/4 cup brown sugar (for deep sweetness in topping); 1/4 cup all-purpose flour (for crumble structure); 1/4 teaspoon baking powder (to lighten topping); 1/4 teaspoon ground cinnamon (for warmth); 1/4 cup cold salted butter, cubed (for crumbly topping)

Description

Rhubarb Bars with Shortbread Crust are a delicious layered dessert featuring a buttery shortbread base, a tangy-sweet rhubarb filling, and a crumbly oat topping. Perfect for spring and summer, these bars are easy to make, great for sharing, and offer a balance of rich and refreshing flavors.

Ingredients

Scale

1 1/4 cups all-purpose flour (for crust structure)
6 tablespoons salted butter, melted (for rich shortbread base)
1/3 cup confectioners’ sugar (for sweetness in crust)
1/8 teaspoon salt (to enhance flavor)
1 cup granulated sugar (for filling sweetness)
1 teaspoon vanilla essence (for aroma)
1/4 cup all-purpose flour (to thicken filling)
1/4 cup heavy cream (for creamy texture)
2 1/2 cups rhubarb, chopped into 1/2-inch pieces (main fruit filling)
2 large eggs (to bind filling)
1/8 teaspoon salt (for balance)
1/4 cup rolled oats (for crumble texture)
1/4 cup brown sugar (for deep sweetness in topping)
1/4 cup all-purpose flour (for crumble structure)
1/4 teaspoon baking powder (to lighten topping)
1/4 teaspoon ground cinnamon (for warmth)
1/4 cup cold salted butter, cubed (for crumbly topping)

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Instructions

Preheat oven to 350°F (175°C) and line an 8×8-inch baking pan with parchment paper.
In a bowl, mix 1 1/4 cups flour, confectioners’ sugar, and salt. Add melted butter and combine into a dough.
Press dough evenly into the pan and bake for 10–12 minutes until lightly golden.
In another bowl, whisk sugar, 1/4 cup flour, and salt. Add eggs and heavy cream, mixing until smooth.
Stir in chopped rhubarb and pour filling over the baked crust.
Bake for 20 minutes.
Prepare topping by mixing oats, brown sugar, flour, baking powder, and cinnamon. Cut in cold butter until crumbly.
Remove pan, sprinkle topping evenly, and return to oven.
Bake for 25–30 minutes until the center is set.
Cool at room temperature, then refrigerate until fully chilled.
Lift out using parchment paper, slice into bars, and serve.

Notes

Use fresh or frozen rhubarb; thaw and drain frozen rhubarb before use.
Do not overbake the crust to avoid a hard texture.
Cut rhubarb into uniform pieces for even cooking.
Keep butter cold when making crumble topping for best texture.
Allow bars to fully chill before slicing for clean cuts.
Store in the refrigerator for up to 5 days or freeze for up to 3 months.

Prep Time: 25 minutes
Cook Time: 60 minutes
Category: Dessert
Method: Baking
Cuisine: American

Nutrition

Serving Size: 1 bar
Calories: 240 kcal
Sugar: 22 g
Sodium: 95 mg
Fat: 12 g
Saturated Fat: 7 g
Unsaturated Fat: 4 g
Trans Fat: 0 g
Carbohydrates: 32 g
Fiber: 2 g
Protein: 3 g
Cholesterol: 45 mg