1 marrow – approx. 1.5kg, peeled, de-seeded and chopped into ¼ inch cubes
1 good sized onion finely chopped
500ml Aspall Cyder Vinegar
175g sugar
1-2 tablespoons sea salt
1 teaspoon ground ginger
1 teaspoon English
mustard powder
½ teaspoon turmeric
4 cloves