In a medium mixing bowl, combine the softened cream cheese and butter using a hand mixer. Blend well.
Add in your favorite extract and the powdered sugar. Beat until combined.
After the cinnamon rolls are done baking in the oven and are cooled, spread the frosting over the tops. Put a few sprinkles on top if you'd like.
Store any leftover frosting in an airtight container in the refrigerator.
The calories shown are based on the frosting being divided 12 ways, with 1 serving being 1/12 of the frosting. Since different brands of ingredients have different nutritional information, the calories shown are just an estimate.