Golden Gallery Signature Dark Opera: Fine dark chocolates with hazelnut and cocoa filling. Caramel Leonardo: Fine milk chocolates with caramel filling. Biancoretti: Fine white chocolates with almonds. Hazelnut Duo: Fine milk chocolates with hazelnuts. Giandujot Ferrero: Fine milk chocolates with hazelnuts. White Opera: Fine white chocolates with hazelnut filling. The art of variety. 6 recipes. 12 premium specialties. Since 1946, Ferrero has celebrated the excellence of Italian artistry by creating unique chocolate recipes. Delight in the variety of rich flavors and the distinctive note of each ingredient. Dark opera. Caramel Leonardo. Biancoretti. Hazelnut Duo. GIandujot Ferrero. White opera. The art of variety by Ferrero. Questions? Call 1-800-688-3552. Biancoretti: Made in Germany. All Other Chocolates: Made in United Kingdom.