Ingredients
Method
- Place the sliced onions in a bowl of ice water and put in the fridge for about an hour.
- When the onion slices are good and cold, drain the water and tap them dry with a clean cloth.
- Now mix the ketchup, tomato puree, chilli powder, cumin seeds and salt with the sliced onions.
- Stick in the fridge for about 45 minutes before serving.
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