Turkish delight & pistachio truffles

Name: Turkish delight & pistachio truffles
Prep time: 30 min
Cook time: 15 min
Total time: 45 min
Cuisine: Middle Eastern
Ingredients: 55g (1/3 cup) unsalted pistachio kernels; 2 x 180g pkts Milky Bar, coarsely chopped; 125ml (1/2 cup) pouring cream; 100g Turkish delight, cut into 1cm pieces; 2 tsp finely grated orange rind; 1 x 375g pkt white chocolate melts; 100g good-quality dark cooking chocolate, coarsely chopped; Pistachio kernels, extra, coarsely chopped, to decorate