Using a saucepan and wooden spoon, Melt the unsalted butter over low heat and then stir in the brown sugar.Stir until the mixture is creamy.
Add Vanilla and salt.
Slowly add heavy whipping Cream while continuing to stir.
Pour butterscotch sauce over tempered unsweetened white chocolate and heat until the chocolate is melted completely.
Drop the warm mixture onto waxed paper in small droplets to make the chips. Chill the chips and store them in an airtight container.
TIPS AND WARNINGS: Make sure the unsweetened white chocolate is completely melted and blended with the butterscotch sauce;use unsweetened white chocolate only or you might not have the authentic butterscotch flavor you desire; do not overcook the sauce and stir constantly to avoid scortching it.