Ingredients:
1 (ready-made or home-made) 230gms puff or shortcrust pastry
3/4 head red cabbage (shredded)
2 red onions (sliced)
1 tbsp thyme
2 tbsp balsamic vinegar
Handful of walnuts
30g butter (for frying)
Salt and pepper to taste
Crème fraîche to serve
Handful of chopped parsley
Preheat oven 180°C/ 350 F (180 C).
In a large pan, melt the butter on a medium heat, fry the red onions for 4 minutes. Add the shredded red cabbage and continue frying for 5 more minutes, adding salt, thyme and pepper. Finish with the balsamic vinegar, reduce for 2 minutes. Set aside.
Line the tart dish with the ready rolled pastry. Add the cabbage mixture, place the walnuts all over the tart and bake in a preheated oven for 25-30 minutes, or until pastry is golden brown.
Serve warm with a spoon of crème fraîche and chopped parsley.