Preheat the oven to 160oC /
Gas 3. Line the base and sides of a 23 x 13 cm loaf tin with greaseproof paper and grease
Sift the flour, baking powder,
bicarbonate of soda and salt together in a bowl.
Cream the margarine until soft. Stir
in the honey until blended, then stir in the egg. Add the orange rind
and stir to combine thoroughly.
Fold the flour mixture into the honey
and egg mixture in three batches, alternating with the orange juice.
Stir in the chopped walnuts.
Pour into the prepared tin
and bake in the oven until a skewer inserted in the
centre comes out clean, about 60 - 70 minutes. Leave for 10 minutes
before turning out on to a wire rack to cool completely.