Otherwise known as 24 Carat Cake. From The Singing Kettle Cookery Book, originally. Now out of print as print can be...published in South Africa, a Jewish women's recipe collection, I think.
Food for the children (who are quite elderly, for children) at work. OK - they're really gardeners: they need energy for all the plantings, clean ups and heavy lifting that they are doing.
Here are the halves, cooling, last night:
Iced and ready to be attacked.