Red Onion Marmalade
By: Jenny Colgan
Published: Friday, September 17, 2010 - 4:35am

Ingredients




1 kilogram red onions
50 grams butter
50 grams brown sugar
100 milliliters sherry vinegar (or balsamic vinegar)

Preparation

1 Cut the onions in half, and slice thinly. 2 Melt the butter in a pan and add the onions and the sugar. 3 Salt and pepper to taste. 4 Simmer on a low heat for about 40 min. 5 Add the vinegar and simmer for a further 30 min. 6 Set aside to cool, store in glass jars for up to 3 months.