1/2 pound or 1 cup Unsalted Butter
1 pound Powdered Sugar
1/4 teaspoon salt
1 teaspoon Vanilla
2 teaspoons Half-and-Half, or milk
Beat butter until light and fluffy.
Beat in powdered sugar a cup at a time, alternating with other ingredients:
You can add additional half-n-half to soften further if desired.