INGREDIENTS
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Crust & Topping
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1 1/2 cups all-purpose flour
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3/4 cup sugar
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1/8 tsp salt
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3/4 cup (1 1/2 sticks) butter, chilled
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Filling
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2 eggs
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1/2 cup brown sugar
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1/2 cup granulated sugar
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1/2 cup sour cream
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6 tbsp all-purpose flour
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pinch of salt
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1/4 tsp butter extract
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1/2 tsp vanilla extract
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8-oz fresh blueberries, rinsed and drained