CHANGES IN THE NUTRIENT COMPOSITION DURING COMMERCIAL PROCESSING OF FROZEN POTATO PRODUCTS

被引:21
作者
AUGUSTIN, J [1 ]
SWANSON, BG [1 ]
TEITZEL, C [1 ]
JOHNSON, SR [1 ]
POMETTO, SF [1 ]
ARTZ, WE [1 ]
HUANG, CP [1 ]
SCHOMAKER, C [1 ]
机构
[1] WASHINGTON STATE UNIV,DEPT FOOD SCI & TECHNOL,PULLMAN,WA 99163
关键词
D O I
10.1111/j.1365-2621.1979.tb08507.x
中图分类号
TS2 [食品工业];
学科分类号
0832 [食品科学与工程];
摘要
Unit operations in several commercial processing operations of frozen potato products were evaluated regarding their effects on the protein and water‐soluble vitamin composition of the products. The investigation included processing lines for French fries and preformed patties. Overall retention values ranged from a low of 53% for ascorbic acid in preformed patties to a high of 90% for vitamin B6, also in preformed patties. With the exception of the case of ascorbic acid in preformed patties, water blanching was the chief contributor toward the reduction of nutrients. The effects of the other unit operations were statistically nonsignificant. Retention values with small cut French fries were lower than those of the large size cuts. Retention values were significantly greater with steam blanching than with water blanching. Copyright © 1979, Wiley Blackwell. All rights reserved
引用
收藏
页码:807 / 809
页数:3
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