 She remained active in matters pertaining to nutrition and diet for the rest of her life.Doris Grant died in Stevenage of heart disease at the age of 98 on 27 February 2003

Grant discovered the secret for the loaf, which was subsequently named after her, by accident when she realised that she had forgotten to knead the wholemeal dough she was making, and found it to have a superior taste to its kneaded counterparts.The bread was subsequently promoted as a way of encouraging wartime wives to eat well on their rations.