"An easy recipe for soft frosted sugar cookies!Recipe from SugarSpunRun.com..."
INGREDIENTS
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1/2 cup unsalted butter (softened (113g))
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1 cup sugar ((200g))
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1/3 cup sour cream ((80g))
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1 large egg + 1 egg yolk
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1 teaspoon vanilla extract
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3 cups all-purpose flour ((375g))
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3/4 teaspoon baking powder
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1/4 teaspoon baking soda
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1/2 teaspoon salt
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1/2 cup unsalted butter ((113g))
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1 cup powdered sugar ((125g))
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1 teaspoon vanilla extract
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1/4 teaspoon salt
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food coloring (optional)
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sprinkles, for decorating (optional)