Chocolate Éclairs

Name: Chocolate Éclairs
Prep time: 40 min
Cook time: 20 min
Total time: 1 h
Yield: Makes: 6 large éclairs
Cuisine: French
Ingredients: 1 recipe quantity Choux Pastry; 1 recipe quantity Dark Chocolate Ganache; 250 ml/9 fl oz/1 cup double (heavy) cream, whipped to soft peaks; 2 tbsp finely chopped pistachio nuts, to garnish (optional)