Sour Cream Cookies | Cooking Professionally

Ingredients

• 2 1/4 cups all-purpose flour, plus more, as needed, for flouring a worksurface
• 1/4 teaspoon salt
• 1/2 teaspoon baking powder
• 1/4 teaspoon baking soda
• 6 tablespoons butter, softened
• 1 cup granulated sugar
• 1 egg
• 1 teaspoon vanilla extract, divided
• 1/2 cup sour cream
• 1 cup confectioners' sugar
• 3 tablespoons milk