One tablespoon of the plant’s calyxes is placed in approximately one quart of water. The combination is brought to a boil and then allowed to steep for 15 to 20 minutes.
Umbes liitri vee kohta võetakse supilusikatäis taime tupplehtesid, segu aetakse keema ja lastakse seejärel tõmmata 15 – 20 minutit.