Frosted walnut layer cake

Name: Frosted walnut layer cake
Ingredients: whole walnut halves, to decorate; pinch of cream of tartar; 15 ml/1 tbsp warm water; 5 ml/1 tsp baking powder; 225 g/8 oz/2 cups self-raising (self-rising) flour; 225 g/8 oz/1 cup butter, softened, plus extra for greasing; 15 ml/1 tbsp treacle (molasses); 4 eggs; 75 g/3 oz/¾ cup walnuts, finely chopped; 225 g/8 oz/1 cup soft light brown sugar; 175 g/6 oz/1½ cups icing (confectioners’) sugar; 5 ml/1 tsp vanilla extract; 75 g/3 oz/6 tbsp unsalted butter; 15 ml/1 tbsp treacle (molasses); pinch of salt; 350 g/12 oz/1¾ cups golden caster (superfine) sugar; 2 large (US extra large) egg whites; 2 large (US extra large) egg whites

Preparation info

Serves
12

Difficulty
Easy

Appears in

Cakes

By Ann Nicol

Published 2014

About

Walnuts go very well in rich cakes, especially when combined with a sweet filling. This moist and nutty cake is layered with vanilla buttercream and then topped with swirls of light and fluffy frosting. It is ideal for a special party. Keep the cake for five days in an airtight container.

Ingredients

225 g/8 oz/1 cup butter, softened, plus extra for greasing
225

Cake
Vegetarian

Method

Preheat the oven to 160°C/325°F/Gas 3. Grease and line two 20cm/8in round shallow cake tins (pans) with baking parchment.
Sift the flour and baking powder into a large bowl, then add all the remaining ingredients.
Beat together for 2 minutes,