Chocolate cupcakes with buttercream frosting.

I made some cupcakes to bring to my Grampy's Oncology office in hope that the cupcakes will bring a smile to all of the other chemo patients .
Chocolate cupcake
2 c sugar
1 3/4 c flour
3/4 c unsweetened cocoa powder
1 1/2 ts baking powder
1 1/2 tsbaking soda
1 ts salt
1 c milk
2  eggs
1 stick unsalted butter (melted)
1 c hot coffee
Mix first 6 ingredients (the dry)
Add the milk,eggs, and melted butter and beat the mixture for 2 minutes.
Add the coffee and mix in until the batter is smooth.
Bake on 350 for about 20-25 minutes.
Cupcakes will be done when a toothpick is inserted into a cupcake and comes out clean.
Buttercream Frosting
2 sticks salted butter (room temp)
4 c powdered sugar
1 ts vanilla
3 TB cream
Beat your butter until the butter is smooth.
Mix in vanilla.
Add a cup of powdered sugar and mix until incorporated.
Mix in a TB of cream.
Mix in a cup of powdered sugar.
Mix in a TB of cream.
Mix in a cup of powdered sugar.
Mix in a TB of cream.
Finish with mixing in the final cup of powdered sugar.
Add any food coloring that you'd like.