Is this the one?
6 medium courgettes..chopped how you like
4 onions
2 green/red peppers
1lb brown/white sugar
celery seed..tea spoon
1/2 pint wine vinegar
1-2 teaspoon salt.
Finely slice/chop onions & peppers and mix with courgetts sprinkle with salt and leave to stand for over 2 hours.
Put all remaining ingredients in pan and boil...add courgettes, onions & peppers and boil for 3 mins.
Bottle.