| 摘要 |
PURPOSE: A method for producing yeast doughnut is provided, thereby delaying aging of the yeast doughnut and consequently preserving the taste and flavor of it for a long time. CONSTITUTION: A method for producing yeast doughnut comprises the steps of: mixing doughnut premix, yeast and vanilla aroma in water to prepare dough for yeast doughnut; maintaining the dough at room temperature; dividing the dough in a certain size and shaping it to a predetermined shape; fermenting the shaped dough; drying the fermented dough at room temperature; frying the dried dough in oil; cooling the doughnut at room temperature; rapidly freezing the doughnut at -40 deg. C for 40 minutes; storing the frozen doughnut at cold temperature; and dissolving the frozen doughnut at room temperature, wherein the fermentation procedure is carried out at 38 deg. C., under relative humidity of 85% for 30 minutes; and frying procedure is carried out at 180 deg. C for 2 minutes.
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