"This is soooo good on a chocolate cake! I usually double the recipe for a two layer cake... peanut butter and chocolate are a great combo...."
INGREDIENTS
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1⁄2 cup peanut butter, smooth
•
5 tablespoons margarine, softened
•
1 cup powdered sugar (or more, to taste)
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1 -3 tablespoon milk (only if needed to thin) (optional)