Marshmallows with Chocolate Sauce - James Martin Chef

Ingredients

• 900g granulated sugar
• 2 tbs liquid glucose
• 400ml water
• 4 large egg whites
• 18 sheets of gelatine, soaked for 5 mins in cold water
• 1 teaspoon vanilla extract
• Veg oil for greasing
• 6 tablespoons icing sugar
• 6 tablespoons cornflour
• 75g caster sugar
• 200g dark chocolate
• 100ml double cream
• 25g butter
• 50ml water