do by, treat, handle - interact in a certain way; "Do right by her"; "Treat him with caution, please"; "Handle the press reporters gently"

cookery, cooking, preparation - the act of preparing something (as food) by the application of heat; "cooking can be a great art"; "people are needed who have experience in cookery"; "he left the preparation of meals to his wife"

cook - transform and make suitable for consumption by heating; "These potatoes have to cook for 20 minutes"