If you dreamed that your mother-in-law was cooking: It would be beneficial for you to show your reactions more calmly during the day, you should be calmer in your expectations about the future and in your close environment. To see that your mother-in-law is cooking in your dream is interpreted as making new decisions about your life, good life, good luck and happiness, good developments in the family, sometimes resentment of the mother-in-law, separations, hostilities and holding grudges, troubled days and not being able to prevent tears.