Step 1

In the bowl of a hand or stand mixer fitted with a paddle attachment, combine the 3 1/2 cups confectioners sugar and 1/2 cup unsalted butter.

Step 2

Mix on low speed working up to medium as the sugar combines with the butter. About 2-3 mins.

Step 3

Stop the mixer and scrape down the sides.

Step 4

Zest the whole orange over the bowl, it's best to do it this way so you save all the oils. Add 1-2 tsp orange juice to the bowl. Mix on low.

Step 5

With the mixer on low add the heavy cream or milk slowly.

Step 6

Mix on medium for 3 minutes and enjoy!

Step 7

If its too thin add 1/4 cup powdered sugar. If its too thick, add in 1 tsp more orange juice.