Butterscotch is a type of confectionery whose primary ingredients are brown sugar and butter.  Butterscotch is similar to toffee, but the sugar is boiled to the soft crack stage, not hard crack. Often credited with their invention, Parkinson’s of Doncaster made butterscotch boiled sweets and sold them in tins, which became one of the town’s best-known exports. They became famous in 1851 after Queen Victoria was presented…