What happens if you use regular limes in a Key lime pie?
you’re free to serve the pie plain, but many prefer it with ameringue toppingor whipped cream.
It just depends on the baker’s preference.

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But what about substituting regular limes for Key limes in your pie?
Is there a real difference between Key limes and the standard grocery store limes?
Here’s what you better know.
What Is a Key Lime?
It’s even been declared the official state pie.
Can you run to thePiggly Wigglyfor regular limes instead?
Will people snub your pie at the potluck if you make it with the supermarket variety?
Read on to learn more.
These ones are larger and more tart than their Florida cousins.
Key limes are smaller and contain more seeds than Persian limes.
As for the taste, some claim there’s a slight difference in flavor between the two limes.
It is often worth the elbow grease to get that authentic floral Key lime flavor.
Just call it a lime pie, and dig in.
North Carolina State University Extension Gardener Plant Toolbox.Citrus x aurantiifolia (Key lime, Mexican lime).
U.S. Department of Agriculture.Fruit and tree nuts economic insight fresh-market limes.