Good instead of mango chutney with curries or with cheese/meat

Ingredients 

• 2 lb rhubarb
• 1 ½ lb onions
• 2 lb  brown sugar
• ½ pint vinegar
• 3 teaspoons curry powder
• ½ teaspoon salt
• ½ teaspoon cayenne pepper
• Pinch of ginger powder
• 1 heaped teaspoon cornflour mixed with vinegar taken from the ½ pint.

Method

1. Chop rhubarb and onions
2. Place all ingredients (except cornflour mixture) in pan
3. Cook until tender
4. Add cornflour to thicken