As a northern monkey, I call this: the BARPcake!* A top and bottom layer filled with BARP goodness - the #BARP2500 and the #BARPSolina. 'appen thees reet tasty, wi' no lard required, by 'eck!

*Joke name doesn't work in regions where they say nonsense like "bun" or "teacake" or "ovenbottom".