A bengali style recipe of mixed vegetables and cauliflower stems with mustard paste Phulkopi'r data chorchori: Phulkopi'r data (the stalk of cauliflower) is the main ingredient in this chorchori (a spicy mish-mash). Phulkopi'r data (the stalk of cauliflower) is the main ingredient in this chorchori (a spicy mish-mash). The stalk of such cauliflower is kochi (tender), which means not only that it is less fibrous than off-season cauliflower stalk but that it is also less.