Going nuts for Nutella 03:09. Hazelnuts sustain family businesses, and star in recipes, in the Langhe region of Piedmont, Italy, where the rolling hills are covered with hazelnut trees.

These Nutella recipes prove that chocolate and hazelnut really are the perfect combo. So head to the pantry, crack open a jar and get baking!

While the butter is cooling, prepare the pan: Grease a decorative 10-inch cake or tart pan with butter and flour, or line with parchment. Heat the oven to 375 degrees.

One should have an elegant chocolate cake in one's arsenal. This one is spiked with orange liqueur and hazelnuts - a glorious combination. Equipment and preparation: You'll need a 23cm/9in cake tin.