Cream butter and sugar, add eggs one and a time and beat well.
Dissolve the bicarb in the tomato soup , let it sit while you mix the other ingredients.
Add dry ingredients and then then mix in the soup and bicarb mixture.
Add a handful of chopped walnuts( optional)
Cook in a loaf tin raised on two egg rings , no water , tea towel under the lid approx. 2 hours on high. Check after 1 1/5 hours as it depends on your SC.
ICING... Beat a block of cream cheese with 2 tablespoons of milk, 1 teaspoon vanilla and then beat in icing sugar until required consistency .