These Softest Frosted Sugar Cookie Bars are a little piece of heaven! They're perfectly thick, soft and topped with the fluffiest vanilla buttercream frosting! 1 cup salted butter (softened)1 3/4 cup granulated sugar1/2 Tablespoon pure vanilla extract2 large eggs1/2 cup sour cream (full fat)2 3/4 cup all-purpose flour2 tsp. baking powder3/4 tsp. saltButtercream Frosting:1/2 c.
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Kathy Schwartz