Preheating the Oven: When Is It Necessary?

The Editors, 21.01.2026

Preheating the oven isn’t always necessary. Here’s when it is—and when it isn’t.

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Preheating uses up energy long before the food has made it into the oven. That's why many consider preheating a waste of electricity—and often, they're spot on. But whether to preheat or skip depends on the dish.

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