To make the cake, blend the biscuits in a food processor to make a very fine crumb. Beat together the speculoos spread, margarine, sugar, flour, baking powder, eggs, yoghurt and 100g/3½oz of the ...
Beat in an egg, then mix in half ... a nicely moist crumb and slightly dry is a matter of minutes and the timing will depend on your oven. Test 5 minutes before the cake is due to be cooked ...