• Pre heat oven to 450°f
• Mix dry ingredients, cocoa, flour, baking soda, baking powder, and salt in a medium-sized bowl, and whisk until combined. set aside.
• in a separate bowl mix together softened butter, sugar, egg, milk and vanilla.
• add the wet ingredients to the dry and whisk until combined.
• using a 1.5 tbsp cookie scoop spoon out dough 2 inches apart to allow for spreading.
• bake for 6 minutes then transfer immediately to a cooling rack to cool.

Filling

• add all ingredients accept for the milk to a bowl and using an hand beater mix until well combined.
• add food coloring if you wish and stir it in.
• spoon filling into a piping bag and in a spiral motion pipe a layer of filling onto the bottom of one cookie.
• place the second cookie on to create a sandwich. repeat until all the cookies are filled.
• store in the fridge to keep the filling from running. coved with plastic wrap or in an air tight container.