Can be prepared in 45 minutes or less.

Ingredients

　　1/2 cup sugar

　　1 cup heavy cream

　　1/3 cup creamy peanut butter

　　In a dry heavy saucepan cook sugar over moderate heat, without stirring, until it begins to melt. Continue cooking sugar, stirring with a fork, until melted and cook, without stirring, swirling pan, until a deep golden caramel. Remove pan from heat and add cream (caramel will bubble and steam). Return pan to heat and simmer, stirring, until caramel is dissolved. Add peanut butter and simmer, stirring, until smooth. Sauce may be made up to 1 week ahead and kept in an airtight container, chilled. Warm sauce before serving. Serve sauce over ice cream.