How to Dehydrate Lemons at Home (With or Without a Dehydrator)

Lemons add a burst of citrusy flavor to teas, baked goods, marinades, and more—but what if you could enjoy that zing anytime, even when lemons are out of season? That’s where dehydrated lemons come in. In this guide, we’ll show you how to dehydrate lemons at home using a dehydrator, an oven, or even sunlight. Plus, we’ll share ways to store and use dried lemon slices so you get the most out of every fruit.

Why Dehydrate Lemons?

Dehydrating lemons preserves their bright flavor and extends their shelf life. You can:

• Add them to tea or water for a refreshing twist

• Use as a garnish for desserts or cocktails

• Infuse them into marinades, sauces, or salad dressings

• Grind into lemon powder for seasoning or baking

Drying lemons is a simple and sustainable way to reduce waste and stock your pantry with a versatile ingredient.

Just like our dried fruit mango slices, li hing mui candy or li hing mui, hawaiian snacks, Hawaiian candy, dried lemons are a long-lasting treat perfect for on-the-go flavor.

How to Dehydrate Lemons (3 Easy Methods)

1. Using a Dehydrator

This is the most efficient and consistent method.

What You’ll Need:

• Fresh lemons

• Sharp knife or mandoline

• Food dehydrator

Steps:

1. Wash lemons thoroughly.

2. Slice lemons into even 1/8- to 1/4-inch thick rounds.

3. Arrange slices in a single layer on dehydrator trays.

4. Set temperature to 135°F (57°C).

5. Dry for 6–10 hours, checking at the 6-hour mark. Slices should be dry and slightly brittle.

2. Using an Oven

Perfect if you don’t own a dehydrator.

Steps:

1. Preheat oven to 170°F (or the lowest setting).

2. Line a baking sheet with parchment paper.

3. Place lemon slices in a single layer.

4. Bake for 2–3 hours, flipping halfway through.

5. Let cool completely before storing.

Tip: Prop the oven door open slightly to allow moisture to escape.

3. Sun-Drying (Natural Method)

Best for warm, dry climates.

Steps:

1. Place slices on a mesh rack or screen.

2. Set them in a sunny spot with good airflow.

3. Cover with a thin mesh or cheesecloth to protect from bugs.

4. Bring inside overnight.

5. Dry for 3–5 days, depending on weather conditions.

Storage Tips

To keep dried lemons fresh:

• Store in airtight jars or containers

• Keep in a cool, dry, dark place

• Use within 12–24 months

To test if they’re fully dried, press a paper towel against a slice. If any moisture transfers, they need more time.

How to Use Dried Lemon Slices

In Beverages

• Steep in hot water or tea

• Drop into iced water or sparkling drinks

• Use in cocktails or mocktails

In Cooking

• Add to soups and stews for bright acidity

• Crush and mix into rubs or spice blends

In Baking

• Decorate cookies, cupcakes, or cakes

• Rehydrate for lemon-infused recipes

Should You Make or Buy Dried Lemons?

Homemade dried lemons are inexpensive and easy to make—but if you’re short on time, buying pre-packaged lemon slices is a great option. Just look for brands that don’t add preservatives or artificial colors.

Want to skip the prep? Check out our ready-to-enjoy dried lemon slices and other Hawaiian snacks at Snack Hawaii.

Final Thoughts

Now that you know how to dehydrate lemons, you’ll never let another lemon go to waste. Whether you use a dehydrator, oven, or sunshine, you can preserve that fresh lemon flavor for months to come.

Try it once—and you’ll always want a jar of dried lemon slices within reach.