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Mayonnaise

What We Learned

Whether it’s binding a potato salad, moistening a BLT, or holding crumbs in place on a baked fish, mayonnaise is a kitchen staple. Americans spent more than $1.3 billion on it in 2010, making it the nation’s top-selling condiment. Yes, you can make it yourself, but doing so requires careful technique, and the shelf life of homemade mayonnaise is short. That’s why more durable superm...

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