Simon Rimmer served up delicious caramel whoopie pies on Sunday Brunch.

The ingredients are: 1 egg, 150g sugar, 125g yoghurt, 25ml milk, 3g vanilla paste, 75g butter, melted, 275g plain flour, 3g bicarb, 2g baking powder and ½ tbsp ground cinnamon.

For the filling: 175g butter, 280g icing sugar, sifted, 1 jar marshmallow fluff and 30g dulche de leche.

See more recipes from Simon in his book titled: The Accidental Vegetarian: Delicious food without meat available from Amazon now.