The Unique Way Bakeries Keep Pastries Fresh – And How You Can Do It At Home

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The Unique Way Bakeries Keep Pastries Fresh – And How You Can Do It At Home By Dennis Lee Nov. 25, 2025 12:20 pm EST

When freshly baked, pastry is a beautiful thing. But we all know the pretty unfortunate truth: Pastry goes stale, and quickly . You'll be lucky if you get a day out of a pastry before it starts losing its fresh quality and starts tasting flat, with that dreaded mealy texture to match. But professional bakeries have a technique at their disposal, one that helps buy a little extra time before that dreaded staleness kicks in. We spoke to Vivian Villa, chef and founder of UnButter , a plant-based butter company, about the secret weapon that stretches out the lifespan of a pastry.

Villa says that a glaze is an extra barrier that prevents air from getti