In a big pot boil water
In the meantime chop the rhubarb into 1-2 cm pieces
Chop the and celery similarly.
Once the water has boiled, add the chopped rhubarb and celery.
Cook for 2 minutes and switch off.
Drain the water and run the rhubarb and celery in cold/tap water or immerse them in cold/tap water.
Now in a big bowl, add chopped tomatoes, chopped Sweet Pepper/Capsicum, chopped onion, onion greens, garlic, garlic greens.
Add in rhubarb, celery, lemon juice, sugar, salt, black pepper, parsley and mix everything.
Serve it in a bowl, and sprinkle some freshly ground black pepper on top and garnish with parsley.