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Velvet Digest

Can you substitute lime for key lime?

Author

Sophia Koch

Updated on June 06, 2026

In general, when substituting the lime and lemon juice mixture for Key lime juice, you should adjust the amount so it is 2 to 3 times less than the amount of Key lime called for in a recipe. In other words, if you need 3 tablespoons Key lime juice, you will use 1 to 2 tablespoons lime and lemon juice mixture.

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Hereof, can I use regular limes in place of key limes?

If you can find good, fresh Key limes, by all means use them. But I've found that regular limes (also known as Tahiti or Persian limes) make just as good a pie. Whatever you do, avoid bottled Key lime juice; the processing changes the flavor significantly.

Beside above, do key limes taste like limes? The Key lime is smaller, seedier, has higher acidity, stronger aroma, and thinner rind, than the Persian lime (Citrus × latifolia). The Key lime is valued for its unique flavor compared with other limes.

Moreover, is there a difference between a lime and a key lime?

Key limes are smaller and contain more seeds than Persian limes, while Persian limes have a thick, bright green skin, and Key lime skin is thin and tends to be a little on the yellow side. The main difference seems to be that it requires a lot more of that aromatic Key lime juice to make the famous pie sing.

What can I use instead of lime juice?

If your recipe needs lime juice for its acidity, you can replace the lime juice with another acid, like white distilled vinegar, red wine vinegar or apple cider vinegar. Vinegar is more potent than lime juice and doesn't have the same sweetness.

Related Question Answers

Is bottled lime juice as good as fresh?

Fresh squeezed citrus juice has a unique flavor that you don't get with bottled, but bottled can be acceptable. The same goes for lemon and lime juice too. A lot of the flavor is lost to time and pasteurization. You also lose out on the kick the rind can give, too.

What are key limes good for?

Key limes can help enhance the digestion. Key limes possess a considerable amount of fiber. Fiber stimulates peristaltic motion and increased secretion of gastric juices, which eases digestion, prevents conditions like constipation, and protects the body from more serious conditions like colorectal cancer.

Can you substitute regular limes for Key limes in Key lime pie?

If you can find good, fresh Key limes, by all means use them. But I've found that regular limes (also known as Tahiti or Persian limes) make just as good a pie. Whatever you do, avoid bottled Key lime juice; the processing changes the flavor significantly.

Why are key limes better?

Key limes work better than Persian limes in cooking because the strong aromatics of the key lime can stand up to cooking and other flavors and scents in a dish. The flavor and acidity cut through other flavors in a dish to help brighten and lift the overall flavor profile.

How many key limes does it take to make a key lime pie?

3 large egg yolks. Zest of 1 large key lime or lime. 1/2 cup key lime juice or lime juice (from about 8 limes)

How do I thicken my key lime pie filling?

Using a wire whisk, combine condensed milk and non-dairy whipped topping. Slowly add in the juice, mixing while you add it in. The juice will cause a chemical reaction to take place and the mixture will thicken. You want to whip it to a thick consistency but not over mix, because that will break the chemical reaction.

Does Key Lime Pie have to be refrigerated?

Bacteria grow rapidly at temperatures between 40 °F and 140 °F; key lime pie should be discarded if left out for more than 2 hours at room temperature. Freshly baked key lime pie will keep for about 2 to 3 days in the fridge; refrigerate covered loosely with aluminum foil or plastic wrap.

What to do with fresh limes?

Drinks
  1. Put slices in your water. As Natural Nigerian testifies.
  2. Give your hibiscus infusion/ Zobo life with limes.
  3. Make limeade.
  4. Liven up your Chapman cocktail with juice and wedge.
  5. Coconut water.
  6. Add to sugarcane juice.
  7. Make a cordial with lemons, lemongrass and limes.
  8. Great in some teas and infusions – both juice and zest.

Can you eat Key limes whole?

You can break out the cocktail shaker -- a no-brainer -- Key limes have often been referred to as the “bartender's lime,” and they readily complement a whole host of libations. They're tart, sharp and incredibly sour, even more so than other limes -- they're almost borderline bitter. Key limes are extreme.

Are Key limes sweeter than regular limes?

Green Key limes are immature fruits offering juice with higher acidity. As they ripen to a yellow hue, the juice loses its acidity and takes on a sweeter flavor. It's the tart, yet sweet taste of a uniquely aromatic yellow Key lime that gives the Key lime pie it's distinctive flavor. There are other types of limes.

Why do limes get hard?

Limes left out at room temperature will gradually lose their moisture and their rinds will become hard. To preserve the juice the limes do have, place them in a plastic bag, loosely, and store in the crisper.

How do you eat a lime?

Eat sweet lime raw. Cut and peel sweet lime. Chill it in the refrigerator first, if desired. Have sweet lime by itself as a snack, or add it to any fruit salad. Try a honey-lime dressing for fruit salad, using two teaspoons of sweet lime zest and one tablespoon of sweet lime juice for every 1/4 cup honey.

Are Key limes alkaline?

1 Answer. Due to the presence of these hydroxyl ions, the solution is alkaline. "Limes" that are the green, hybrid citrus fruits are acidic with citric acid, just like lemons. Both have juice with a pH in the range of 2-3, for limes as in fruit a typical pH level is about 2.8.

What can you use Key limes for?

Fresh key lime juice is preferred for flavoring marinades, making limeade, and garnishing drinks and plates due to its tantalizing bouquet and unique flavor. The juice is used for syrups and, of course, key lime pie.

What is key lime zest?

Lime Zest. Is small strips of the outside peel. Can be made with a micro-plane zester, fine grater, peeler or knife. Is used in baking, marinades, drinks, for garnishing, in Key Lime Pie and in Mexican, Thai, Indian and Vietnamese dishes.

What is the season for Key limes?

The peak season is during the summer, June through August, but they are available year-round from Mexico and Central America. Unless you live in the Florida Keys or are otherwise a Key Lime pie aficionado, in which case only limes grown in the Keys are acceptable as 'Key Limes'.

Can you use Key limes in drinks?

When it comes to adding acidity to drinks, a select few bartenders are reaching for Key limes, rather than the standard Persian. From simple sours like the Daiquiri to lavish tiki staples like the Mai Tai, limes are an essential building block for entire categories of cocktails.

Is Key lime juice and lime juice the same?

What Is the Difference Between Key Lime Juice and Lime Juice? Standard lime juice is a kitchen staple. Key lime juice, however, comes from a unique fruit tree and is more rare. Of course it's known for one of Florida's most famous desserts, the key lime pie.

How many limes make a cup of juice?

8 limes