Chocolate Hazelnut Zebras Recipe | Vegetarian Italian Food

Ingredients

• 1 cup hazelnuts (5 oz (142 g))
• 1 stick (8 tbsp) unsalted butter
• 6 squares (6 oz (170 g)) unsweetened chocolate , coarsely chopped
• 2 cups sugar
• 4 large eggs
• 2 tsp vanilla extract
• 2 cups all-purpose flour
• 2 tsp baking powder
• 0.5 tsp salt
• confectioners' sugar for coating