Why does purple cabbage turn blue when cooked
34 years old
2018-07-02
I bought a purple cabbage yesterday and went back to cook. Why does the purple cabbage turn blue when it is cooked?
1 Answer These messages are for reference only
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BY Ina Barton 2018-07-02Purple vegetables, such as purple cabbage, tend to turn blue during cooking. This is because the natural anthocyanins in purple cabbage are blue-purple under neutral conditions, but when cooked it is alkaline, so it turns blue.7
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