Washed and intermittent florets cauliflower Boil in salted water. Onion, parsley and Tharos cut very finely and lightly crushed with salt. Add mustard, pepper, ketchup, lemon juice and 1/2 cup of water, which is boiled cauliflower. With so prepared sauce pour the drained cauliflower and salad leave for several hours in the refrigerator.