Walnut cream crêpes with chocolate sauce recipe

Ingredients

• 150 g plain flour
• 1/2 tsp salt
• 2 tsp granulated sugar
• 2 eggs, well beaten
• 1/2 tsp vanilla extract
• 1 pinch grated lemon or orange zest (optional)
• 400 ml milk
• 1 slather melted butter, for brushing
• 100 ml double cream
• 100 g dark chocolate, finely chopped
• 150 g walnuts
• 100 g caster sugar
• 3/4 tsp ground cinnamon
• 200 ml double cream
• 1 1/2 tbsp rum (or a little more)
• 1 orange, finely grated zest only