MARROW AND BLACKBERRY JAM
... MARROW AND BLACKBERRY JAM Makes about 3 kg (5 lb). 2 kg (41b) marrow; I kg (21b) blackberries; 600 ml (I pint) water; 2 lemons; 1.7 kg (3 1 / 2 1b) sugar. Peel the marrow and remove the seeds. Cut into small neat dice and place in a preserving pan. Wash ...