Instructions

1. Chop the onion.
2. Heat the oil in a heavy-based pot and gently soften the onion. This should take about 8 minutes.
3. Meanwhile, core and thinly slice the cabbage, then add to the onion.
4. Add the vinegar and sugar, season with salt and pepper.
5. Cook gently, under cover, on a low heat for 30-40 minutes until tender.
6. When the cabbage is softened, stir in the cranberries and the cranberry sauce.
7. Cook for another 5 minutes.
8. Serve warm.