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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute.

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Plan on breaking bread with friends and family this holiday season, but worried about the salt?

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Well, chemists may have come up with an enlightening solution.

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They've discovered that bread that's more airy tastes saltier.

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The finding is in the Journal of Agricultural and Food Chemistry.

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There's sodium chloride in everything we eat.

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It enhances flavor and improves the shelf life of foods.

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But too much salt can contribute to hypertension, and baked goods top the list of offenders.

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So can we cut back on sodium without saying no to dinner rolls?

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To find out, researchers hit the kitchen and they whipped up some loaves with the same amount of salt but with different textures.

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By adjusting how long they allowed the dough to rise, they made breads that were either fine-grained and dense or more porous and light.

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And they found that volunteers rated the fluffier bread as tasting more briny.

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By collecting samples of their subjects' spit, the researchers determined that bread with larger pores releases its sodium faster when it's chewed.

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It's that rush of sodium that makes salt a mouthwatering saline sensation, even if there's less of it.

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Thanks for the minute, for Scientific American 60-Second Science. I'm Karen Hopkin.

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