Chop onion into small pieces. Drizzle small amount of olive oil into pan. Let it heat a little. Add the chopped onions and let them brown slightly. Add seasoning including chopped chillies then add chopped tomatoes.

Wash and cut potato and cauliflower into small pieces. Add these to the pan when the tomato has cooked a little. Add half a glass of water and leave to cook on low heat.