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How to see if the yeast is expired, judge by these methods

 Last Update: 2022-04-28
 Source: Internet
 Author: User

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In fact, yeast has a shelf life, and if it exceeds the shelf life, it means that it cannot continue to be used

If the purchased yeast powder is hard-packed, it can be stored at room temperature before opening the market.

Put a small half bowl of water in the bowl, warm water at 35-40 degrees, add a spoonful of sugar and mix well, then add 2 spoons of yeast and mix well, put it in a warm natural environment, do not move, wait 5-10 minutes to see if there is any foam on the surface Plastic, there is foam is that there is specificity

The above is the relevant introduction to the common knowledge of yeast.

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