INGREDIENTS
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1 cup granulated sugar
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½ cup butter- room temperature
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3 eggs
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2 tbsp lemon juice
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1 tsp vanilla extract
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1-1/2 cups all-purpose flour
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¼ tsp baking powder
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¼ tsp baking soda
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½ tsp salt
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½ cup sour cream
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1 cup fresh blueberries
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1/4 cup Blueberry Freezer Jam - divided