The Santa Clause Cookies

Name: The Santa Clause Cookies
Prep time: 30 min
Cook time: 15 min
Total time: 45 min
Cuisine: American
Ingredients: 1 1/2 sticks (3/4 cup) salted butter, at room temperature; 3/4 cup packed light brown sugar; 1 tablespoon hazelnut liquor ((optional)); 2 teaspoons vanilla extract; 1 egg, at room temperature; 2 cups all-purpose flour, plus an additional 2-4 tablespoons, if needed; 1/2 teaspoon baking soda; 1/2 teaspoon kosher salt; 2 cups powdered sugar; assorted sprinkles, vanilla sugar, and or sanding sugar, for decorating; 1 stick (8 tablespoons) salted butter, at room temperature; 2 ounces cream cheese, , at room temperature ((optional)); 1 1/2 cups powdered sugar