French homemade mayonnaise - Video recipe!

Preparation

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  In a deep container, put the egg and the vinegar.
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  Add the mustard and salt.
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  Quickly mix it all using a fork. Leave it for a few seconds (it is said that the mustard cooks the egg).
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  While mixing with a hand blender, drizzle with the oil, until the mayonnaise gets the right consistency.
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  There you are, your mayonnaise is ready!