step 1
Whisk together the margarine and sugar until light and fluffy.
step 2
Add beaten egg and coffee essence. Whisk into egg and margarine mixture.
step 3
Add flour then sultanas and stir into mixture.
step 4
Roll mixture into balls about the size of a ping pong ball and flatten slightly. Place in patty tins.
step 5
When baked, lift buns out of patty tins and place on wire rack to cool.