Juliet Sear served up a delicious coffee and walnut cake with buttercream on This Morning.
The ingredients are: 300g softened butter, 300g golden caster sugar, 6 medium eggs, 275g self raising flour, 1 tsp. Baking powder, 150g chopped walnuts and 2-3 tbsp strong coffee paste made with espresso powder and boiled water.
For the buttercream: 500g softened butter, 1kg sifted unrefined icing sugar, 340g cream cheese and 2 tbsp strong coffee paste (made with 2 heaped tsp. of espresso powder and boiled water).
For the topping: A few handfuls of Finely Chopped walnuts (toasted) and Gold spray (if you want to make bling it up for a special occasion).
See recipes by Juliet in her book titled: Botanical Baking: Contemporary baking and cake decorating with edible flowers and herbs AVAILABLE FROM Amazon now.