Quite a few Chowhounds like to munch on candied ginger as a snack, but they also cook with it. Here are some of their favorite ways to use it.
HillJ suggests blending candied ginger with light rum to spike a fruit salad, or putting some in a sugar bowl, where the ginger will flavor the sugar.
For a summer dessert, carswell likes melting butter and sugar in a saucepan, adding sliced plums, chopped candied ginger, and a splash of brandy, then cooking the mixture until the plums begin to soften, about 5 minutes. Serve on ice cream or with a slice of pound cake.
Board Link: What to do with candied ginger