"These Lemon Sugar Cookie Bars are soft, thick, chewy, buttery, and lemon-y sugar cookies slathered with sweet vanilla buttercream...."
INGREDIENTS
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1 cup (226g) unsalted butter, softened
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2 cups (380g) granulated sugar
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2 large eggs
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1 teaspoon (5ml) lemon extract
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1 medium lemon- zested
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3 cups (420g) all-purpose flour
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½ teaspoon baking soda
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½ teaspoon cream of tartar
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½ teaspoon salt
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1 cup (226g) unsalted butter
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3 ½ cups (455g) powdered sugar
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1 tablespoon (15ml) heavy whipping cream
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1 teaspoon (5ml) pure vanilla extract or vanilla bean paste
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2 medium lemon- zested