Cupcakes
Preheat oven to 350 degrees and fill cupcake pan with cupcake liners.
In a large bowl, add the butter and sugar and cream until mixed.
Add eggs, beating one at a time.
Add in the vanilla.
In another bowl, combine dry ingredients.
In another bowl, combine the milk and water.
Add in the dry ingredients, alternating between the wet and dry, beating well after each addition.
Fill paper 2/3 of the way and bake for 21 minutes.
Cool on wire racks.
Frosting
Add in all ingredients into a standing mixer and mix until combined and stiff peaks form.
If powder sugar pebbles form, add in 1-2 more tbsp heavy cream.
If thin add in 1/2 C powder sugar.
Mix until stiff and doesn’t fall off a spoon.
Frost cupcake with the chocolate frosting and then top with the crushed butterfingers.