Available Moisture in Foods: What Is It Anyway?
Food preservation methods such as drying, freezing and adding salt or sugar work by lowering the...
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What is pH?
The pH value of a food is a direct function of the free hydrogen ions present in that food. Acids present in foods release free hydrogen ions; the hydrogen ions give acid foods their distinctive sour flavor. Thus, pH may be...
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Why Blanch?
Why blanch vegetables before freezing? Blanching vegetables before freezing them is critical to...
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Why Foods Need to be Preserved?
Why do foods need to be preserved? In other words, what spoils them? Enzymes: Foods begin as...
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Filling Formula: Don’t Pack Too Tight
Directions for filling canning jars are included in the canning recipes recommended by USDA and...
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