A showstopping Jaffa Cakes Cake with layers of orange-zest sponge, marmalade buttercream, and dark chocolate ganache.
250g unsalted butter, softened
250g caster sugar
4 eggs
Zest of 2 oranges
250g self-raising flour
1 tsp baking powder
200g icing sugar
3 tbsp marmalade
200g dark chocolate (70% cocoa)
150ml double cream
1. Preheat oven to 350°F (175°C) and line three 8-inch tins.
2. Cream butter and sugar until light.
3. Add orange zest and beat in eggs one at a time.
4. Fold in flour and baking powder.
5. Divide between tins and bake for 20–25 minutes.
6. Cool completely on wire rack.
7. Make buttercream by beating butter, icing sugar, and marmalade.
8. Layer and frost the cake with buttercream.
9. Make ganache by pouring hot cream over chopped chocolate and stirring smooth.
10. Pour ganache over cake and let it drip.
11. Decorate with orange zest or mini Jaffa Cakes if desired.
You can substitute marmalade with raspberry or apricot jam.
Store at room temperature for 2–3 days, or refrigerate and bring to room temp before serving.