Step 1

Preheat oven to 350F/175C.

Step 2

Cream the butter and sugar until light and fluffy.

Step 3

Then add the coffee essence and mix until well distributed.

Step 4

Add the eggs, gradually, beating well between each addition.

Step 5

Fold in the flour and then the walnuts.

Step 6

Spoon the mixture into a lined 2lb loaf tin and bake for approximately 45 minutes, or until a skewer comes out clean.

Step 7

Remove from the oven and let cool briefly before lifting out onto a wire rack to cool.

Step 8

For the buttercream, cream the butter and sugar until light and fluffy, then add the milk and coffee. Spread over the top of the cake and scatter with walnuts.

Step 9

Slice and enjoy!