打算找低筋面粉才GOOGLE出来的这个帖子,发现大家都没有定论。最后还是在WIKIPEDIA找到了答案。1 _: n6 @9 S8 t: ~, e
/ D9 ]* ]# w- \In general, as the extraction rate of the flour increases, so do both the protein and the ash content. However, as the extraction rate approaches 100% (whole meal), the protein content drops slightly, while the ash content continues to rise.
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! |) B/ c* O, IThe following table shows some typical examples of how protein and ash content relate to each other in wheat flour:( z# `- [' Y, ], E
2 a5 X5 y" @3 z8 m# b5 vAsh Protein Wheat flour type
/ m3 p- A# w4 A U US German French
% Q8 a3 z, U) R1 `9 P: k/ j~0.4% ~9% pastry flour 405 40 ) f' m$ d7 {: w% ?, H9 I/ l4 w# D
~0.55% ~11% all-purpose flour 550 55 4 f" [. _+ R9 u& x" V% @/ c
~0.8% ~14% high gluten flour 812 80 - \. n5 N3 H* |+ C9 h
~1% ~15% first clear flour 1050 110 ?$ r5 F: f7 u& o3 I' X, l8 V
>1.5% ~13% white whole wheat 1600 150 - A# a+ Q( d$ Y6 f. Q! i
, a' w3 X( U/ K/ ^- LThis table is only a rough guideline for converting bread recipes. Since flour types are not standardized in many countries, the numbers may differ between manufacturers. |