snickerdoodles recipe

Ingredients 1 cup unsalted butter, softened 1 1/2 cups granulated sugar 2 large eggs 2 3/4 cups all-purpose flour 2 teaspoons cream of tartar 1 teaspoon baking soda 1/2 teaspoon salt For the Cinnamon-Sugar Coating: 1/4 cup granulated sugar 1 tablespoon ground cinnamon