A single slice added to an apple pie is enough to add a subtle flavour. Quince flesh turns pink when cooked. Individual fruits can baked in halves, with the juice becoming a pink syrup in the dish. Other recommendations are to add a few slices to roasting meats of a little cooked quince to casseroles. Quinces contain high levels of pectin, which ensures that any jelly made with them in will set easily.
Quince jelly is a popular recipe.
The wine was popular when quinces were very common in Britain in the 19th century, the wine reputed to benefit asthma sufferers. In Medieval times, quince marmalade was popular in Britain. Quinces have long been used as a herbal medicine, as an infusion to treat sore throat, diarrhoea and haemorrhage of the bowel. It is effective against inflammation of the mucous membranes, intestines and stomach. They are also used in the cosmetic industry and for medicinal cosmetics.