Agnes Bertha Marshall died of cancer at The Towers, Pinner, London. She was 52 years old. Her death marked the end of the life of a prominent culinary entrepreneur, inventor, and celebrity chef, known as the "Queen of Ices".

Mrs A. B. Marshall's Book of Cookery was published. This cookbook was a significant success, selling over 60,000 copies and being published in fifteen editions. This book cemented Marshall's reputation as one of the prominent cooks of England. It contained the earliest known reference in English to ice cream cones.