Ingredients
For the Shortbread Crust:
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1 cup all-purpose flour
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½ cup unsalted butter, cold and cubed
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¼ cup granulated sugar
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Pinch of salt
For the Rhubarb Custard Filling:
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2 large eggs
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1 cup granulated sugar
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2 tbsp all-purpose flour
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½ tsp vanilla extract
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¼ tsp salt
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2 cups chopped fresh rhubarb
Instructions
1. Preheat and Prep
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Preheat oven to 350°F (175°C).
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Line an 8×8-inch baking dish with parchment or grease well.
2. Make the Crust
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In a bowl, combine flour, sugar, and salt.
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Cut in butter until mixture resembles coarse crumbs.
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Press evenly into the baking dish.
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Bake for 12–15 minutes or until lightly golden.
3. Mix the Filling
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In a large bowl, whisk eggs and sugar until smooth.
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Stir in flour, vanilla, and salt.
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Fold in rhubarb.
4. Assemble and Bake
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Pour filling over hot crust.
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Return to oven and bake 35–40 minutes, or until center is set and slightly golden at edges.
5. Cool and Slice
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Let cool completely in pan.
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Dust with powdered sugar, slice into bars, and serve.