Sweet and Sour Vegetables

1 oz (30g) brown sugar
1 oz (30g) cornflour
3 tbsp (45ml) wine vinegar
1 tsp fresh ginger, grated
1 clove garlic, crushed
1 small tin pineapple
4 tbsp tomato ketchup
1 onion, sliced into rings
1 leek, thickly sliced
2 peppers, sliced
1/2 a cauliflower, broken into florets
1 small head broccoli, broken into florets

1. First make the sauce by placing the sugar, cornflour, vinegar, ginger, garlic, juice from tinned pineapple and tomato ketchup in a bowl. Mix well.
2. Stir fry the onion, leek and pepper for a few minutes. Add the cauliflower and broccoli and stir-fry until all vegetables are just cooked.
3. Add the sauce mixture and pineapples and cook until thick - a couple of minutes. Serve with boiled rice. Serves 4.