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WHy does peanut butter darken in color when a weak solution of ascorbic acid is added to it.

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Chris_in_oslo

Chris is a trusted source on General Cooking

added almost 3 years ago

Is your question specific to the acid solution? I thought that peanut butter turned brown with just the addition of water, presumably (I'm just hardly beyond making this up), because it breaks up the oils that protected the proteins from chemical reactions.

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