Mix flour, salt and sugar together. Add the oil. Mix in the yeast, and add the treacle and water. Mix to a loose dough and knead for 5 minutes. Finally mix in the walnuts.
Mould into 2 cobs and place in the Remoska pan. Cover and stand in a warm place. When doubled in size, place lid on and bake for 30 minutes. Turn over and bake for a further 5 minutes. Cool on a wire rack.