2 cups powdered sugar
2 to 3 tablespoons milk or heavy cream
2 tablespoons unsalted butter, softened
1 teaspoon vanilla extract
Pinch of salt
Beat the butter until smooth
Add the powdered sugar gradually
Add the milk or cream one tablespoon at a time
Mix in the vanilla extract and salt
Beat until smooth and fluffy
Add more powdered sugar to thicken
Add more milk or cream to thin
Use immediately or store covered until ready to use