Red Velvet Blossom Cookies

Name: Red Velvet Blossom Cookies
Prep time: 30 min
Cook time: 12 min
Total time: 42 min
Cuisine: American
Ingredients: 1 ¾ cup all-purpose flour; ¼ cup cocoa powder; 1 teaspoon baking soda; ½ teaspoon salt; 1 ½ stick unsalted butter; 1 1/3 cup granulated sugar; 1 large egg + 1 egg yolk; 1 tablespoon liquid red coloring; 2 teaspoons pure vanilla extract; 2 tablespoons buttermilk; Toppings: red sanding sugar, pink sanding sugar and sprinkles; 1 bag Hershey kisses, peeled