3/4 cup corn syrup
1/4 cup water
1/3 cup crunchy peanut butter
Put into a saucepan 3/4 cup corn syrup, 1/4 cup water, and a pinch of salt. Bring to a boil. Cook over low heat five minutes. Cool thoroughly.
Add 1/2 cup crunchy peanut butter. Beat until smooth.
Serve warm on vanilla ice cream.