| 摘要 |
PURPOSE: A manufacturing method of cookie using a yam is provided to look into features and to improve health by using yam powder, flour, sugar, shortening, baking powder, lyophilized eggs, skim milk and salt. CONSTITUTION: A yam is dried with hot-air or freeze and shifted to make powder. The yam powder and flour are mixed in a predetermined mixing rate. Sugar, skim milk, baking powder and frozen dried egg are mixed by shifting in a predetermined mixing rate and added to make a cream state. Salt water is added to the mixture and kneaded to make dough for a predetermined time. The dough is stretched by a push stick and cut in cylinder-shaped cookies to bake for a predetermined time. Flour and yam powder are mixed in a ratio of 100:5-20. Comparing to 100% of the mixture, the dough contains 30% of sugar, 1% of skim milk, 2% of baking powder, 2% of frozen dried egg, 30% of shortening and 1% of salt.
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