Basic uncooked supplies for shoyu, in addition to foods basically and money to purchase meals were all in precariously brief supply. Among other things, there are lots of sugar-stuffed conveniences foods: from breakfast cereals, cakes, cookies and sweets to frozen foods for custom amino acids manufacturer cooking within the microwave. By 1976 it was proven that these new cooking circumstances substantially affected shoyu yields; also the soybeans began to be cooked in a steady cooker.