in a large sauce pan, add butter, let it melt on medium heat, add peanut butter, corn syrup and sugar stir till all mixed and suger is dissolve, remove from heat ,add Rice Krispies folding in peanut butter mixture.till all coated

in a 9×9 pan, lined with wax paper.spoon in Rice Krispies mixture into the pan ...press lightly ,evenly , let cool then cut intto squares.enjoy