Archive
Freezing & Frozen Products
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How long does frozen fruit keep?
Shelf life is a function of storage temperature stability, not of elapsed time. A stated period assumes an unbroken chain that many…
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Is IQF or block frozen fruit cheaper?
Block is cheaper per kilogram at the factory gate. Whether it is cheaper in your process depends on how you use it.
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How is frozen beetroot processed?
Frozen beetroot is cooked rather than blanched, then peeled, diced and frozen. How each step shapes colour, texture and the specification buyers…
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How long should vegetables be blanched before freezing?
Blanch duration before freezing runs from seconds for spinach to minutes for dense cuts. How size, product and enzyme tests set the…
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Why do IQF berries arrive clumped together?
Clumping in IQF berries has two causes: poor dewatering before the tunnel, or a cold chain break in transit. How to tell…
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IQF or block frozen vegetables: which should I specify?
It depends on what happens to the product after it arrives, and the honest answer is that neither is better in the…
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Blanching Validation for Frozen Vegetables: What to Ask For and How to Read It
What blanching does and what it costs, how processors validate the step, why the peroxidase test is both the industry default and…
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What is blanching and why are vegetables blanched before freezing?
Blanching is a short heat treatment, in hot water or in steam, applied to a vegetable immediately before it is frozen. It…