These homemade lemon cooler cookies are light and soft, with a bright, zesty lemon flavor and a powdered sugar coating that melts in your mouth.
These homemade lemon cooler cookies are soft, light, and full of bright, zesty lemon flavor. The dough is made with real lemon juice and zest, giving each bite a fresh, tangy taste.
They’re inspired by the famous Sunshine Lemon Coolers, with the same refreshing taste and melt-in-your-mouth sweetness.
After baking, the cookies are rolled in powdered sugar, creating that classic melt-in-your-mouth coating that makes lemon coolers so addictive.
They have a delicate texture, a refreshing sweetness, and are incredibly easy to make, making them perfect for warm days, holidays, or whenever you’re craving a citrusy treat.
For more lemon desserts, check out my lemon sheet cake, lemon meringue cake, lemon curd cake, lemon meringue cookies, and lemon cream cheese bundt cake.
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Why this recipe works
- Copycat recipe– These cookies are inspired by the famous Sunshine Lemon Coolers, giving you that nostalgic, lemony flavor at home.
- Lemon flavor– Made with fresh lemon juice and zest, the cookies are bright, zesty, and full of natural citrus flavor.
- Ease– The recipe uses simple, everyday ingredients and comes together quickly with no complicated steps.
- Powdered sugar exterior– Rolling the cookies in powdered sugar gives them their signature cool, melt-in-your-mouth coating.
- Way to use fresh lemons– This recipe is perfect for using up fresh lemons and bringing out their natural flavor in the most delicious way.
Ingredients
Before you start to make this recipe, measure and prepare your ingredients so the cooking process will go smoothly and easily.
Butter– Use softened, unsalted butter to create a tender, melt-in-your-mouth cookie texture.
Granulated sugar– Sweetens the dough and helps give the cookies their light, delicate structure.
Egg yolk– Adds richness and helps the cookies stay soft and chewy.
Powdered sugar– Adds extra sweetness and helps create a smoother, lighter cookie texture.
Vanilla extract– Adds warmth and depth that pairs perfectly with the lemon flavor.
Baking powder– Helps the cookies rise slightly so they stay soft and airy.
Kosher salt– Balances the sweetness and enhances the lemon flavor.
Cornstarch– Keeps the cookies soft, thick, and tender, it’s a key ingredient for the perfect texture.
Flour– All-purpose flour works best for a soft yet sturdy cookie.
Lemon zest– Adds bright, natural lemon flavor. Zest the lemon before juicing it for the most flavor.
Lemon juice– Fresh lemon juice gives the cookies their zesty, refreshing citrus taste.
Instructions
Into a medium mixing bowl, add the softened butter, lemon zest, granulated sugar, kosher salt, and vanilla extract. Cream together with an electric hand mixer until the mixture is light, creamy, and smooth.
Add the egg yolk and fresh lemon juice, and mix again until fully combined.
In a separate bowl, whisk together the flour, cornstarch, and baking powder until evenly mixed.
Add the dry ingredients to the butter mixture and fold with a spatula just until the dough comes together and no flour pockets remain.
Cover the bowl tightly with plastic wrap and chill the dough in the fridge for at least 1 hour.
Once chilled, scoop about 1 tablespoon of dough and roll it into a smooth ball. Using a small cookie scoop is ideal so the cookies bake evenly.
Place the dough balls on a parchment-lined baking sheet and gently flatten the tops with the palm of your hand.
Bake in a preheated 180°C (350°F) oven for 9–11 minutes, until the cookies are set but still light in color.
Let the cookies cool until they’re safe to handle. Add powdered sugar to a medium bowl and roll each cookie generously until fully coated. Serve and enjoy!
Expert Tips
- Use fresh lemons. Fresh lemon juice and zest give the cookies a bright, natural flavor that bottled juice can’t match.
- Zest first, then juice. It’s much easier to zest whole lemons before cutting them, and you’ll get more flavor.
- Use room-temperature ingredients. Soft butter and room-temperature egg yolk mix more smoothly and create a better cookie texture.
- Cream the butter well. Beat the butter and sugars until light and creamy; this helps the cookies bake soft and tender.
- Measure flour correctly. Spoon and level the flour instead of scooping to prevent dry, dense cookies.
- Chill the dough. Even a short chill helps the cookies keep their shape and bake evenly.
- Use a cookie scoop. Scooping ensures the cookies are all the same size so they bake at the same rate.
- Don’t overbake. These cookies should stay pale. Take them out when the edges are set, but the centers still look soft.
- Roll in powdered sugar while warm. Coating the cookies when slightly warm helps the powdered sugar stick and creates that classic melt-in-your-mouth cooler finish.
Faq's
Lemon cooler cookies are soft, light lemon cookies coated in powdered sugar that melts on your tongue. They’re bright, zesty, and refreshing, with a delicate texture and a sweet-tangy flavor.
A lemon cookie is usually soft, chewy, and baked with lemon zest or juice for flavor, while a lemon cooler is lighter, more delicate, and coated in powdered sugar that creates a cool, melt-in-your-mouth finish.
Lemon coolers also tend to have a brighter, tangier lemon flavor.
Yes, Sunshine Lemon Coolers are discontinued. They were originally made by Sunshine Biscuits, but after the company was bought in the 1990s, the cookies were taken off the market and haven’t returned since.
Storing
Store the cookies in an airtight container at room temperature for 3–4 days. Keep them in a cool, dry place so the powdered sugar coating stays intact.
For longer storage, refrigerate them for up to a week, and they’ll stay soft and fresh.
Freezing
Let the cookies cool completely, then place them in a single layer on a baking sheet and freeze until firm. Transfer them to a freezer-safe container or bag, separating layers with parchment paper.
Freeze for up to 2 months. When ready to eat, thaw at room temperature and dust with a little extra powdered sugar if needed.
Substitutions
Dairy-free- It’s easy to make this cookie recipe dairy-free. Simply replace the butter with vegan butter.
Gluten-free flour– Replace the all-purpose flour with a 1:1 gluten-free baking flour blend.
Variations
Citrus – Swap the lemon juice and zest with either lime or orange for a different citrus flavor.
Lemon poppy seed– Add 1 tablespoon of poppy seeds to the dough for extra texture and a classic lemon combo.
White chocolate drizzle– Drizzle melted white chocolate over the cooled cookies for a sweet, creamy finish.
Glaze- Make a simple lemon glaze and glaze these cookies instead of coating them with powdered sugar.
Equipment
- Mixing bowls
- Electric hand mixer
- Measuring cups and spoons
- Microplane or lemon zester
- Rubber spatula
- Cookie scoop set (or tablespoon)
- Baking sheet
- Parchment paper
- Cooling rack
More lemon cookies recipes
Lemon Curd Cookies- These lemon curd cookies are made with a soft, buttery shortbread thumbprint cookie filled with homemade lemon curd.
Lemon Shortbread Cookies- These lemon shortbread cookies have a buttery and tender texture and a lemony flavor and are topped with a lemon glaze.
Lemon Crinkle Cookies- These lemon crinkle cookies are chewy and soft in the center, have a crispy exterior, and a delicious, zesty, fresh lemon flavor.
If you tried this lemon cooler recipe, don’t forget to leave a rating and a comment below. I love hearing from you.
If you liked this recipe:
📖 Recipe
Lemon Cooler Cookies (Copycat)
Ingredients
- ½ cup Butter soft, unsalted
- ⅓ cup Granulated sugar
- 1 Egg yolk
- ¼ cup Powder sugar
- 1 teaspoon Vanilla extract
- 1 teaspoon Baking powder
- ⅓ teaspoon Kosher salt
- 1 tablespoon Cornstarch
- 1 ¼ cups Flour
- 1 teaspoon Lemon zest
- 2 tablespoon Lemon juice
Instructions
- Into a medium mixing bowl, add the softened butter, lemon zest, granulated sugar, kosher salt, and vanilla extract. Cream together with an electric hand mixer until the mixture is light, creamy, and smooth.
- In a separate bowl, whisk together the flour, cornstarch, and baking powder until evenly mixed.
- Add the dry ingredients to the butter mixture and fold with a spatula just until the dough comes together and no flour pockets remain.
- Cover the bowl tightly with plastic wrap and chill the dough in the fridge for at least 1 hour.
- Once chilled, scoop about 1 tablespoon of dough and roll it into a smooth ball. Using a small cookie scoop is ideal so the cookies bake evenly.
- Place the dough balls on a parchment-lined baking sheet and gently flatten the tops with the palm of your hand.
- Bake in a preheated 180°C (350°F) oven for 9–11 minutes, until the cookies are set but still light in color.
- Let the cookies cool until they’re safe to handle. Add powdered sugar to a medium bowl and roll each cookie generously until fully coated. Serve and enjoy!
Notes
- Use fresh lemons. Fresh lemon juice and zest give the cookies a bright, natural flavor that bottled juice can’t match.
- Zest first, then juice. It’s much easier to zest whole lemons before cutting them, and you’ll get more flavor.
- Use room-temperature ingredients. Soft butter and room-temperature egg yolk mix more smoothly and create a better cookie texture.
- Cream the butter well. Beat the butter and sugars until light and creamy; this helps the cookies bake soft and tender.
- Measure flour correctly. Spoon and level the flour instead of scooping to prevent dry, dense cookies.
- Chill the dough. Even a short chill helps the cookies keep their shape and bake evenly.
- Use a cookie scoop. Scooping ensures the cookies are all the same size so they bake at the same rate.
- Don’t overbake. These cookies should stay pale. Take them out when the edges are set, but the centers still look soft.
- Roll in powdered sugar while warm. Coating the cookies when slightly warm helps the powdered sugar stick and creates that classic melt-in-your-mouth cooler finish.
Roothee
How much is 115g of butter? 1/2 cup? 1 cup?
RichandDelish
Hi, its 1/2 a cup.
Sandy
Can these be made gf?
RichandDelish
Hi! I never tried making them gluten-free, but let me know if you do!
Cassie P.
Hi,
Do the cookies store well at room temperature or should they be refrigerated? Also, are the cookies sturdy enough for to be mailed if packed securely in a box?
RichandDelish
Hi! These store well in an airtight container at room temperature. And yes, they are sturdy enough!
Bel
Can I substitute for a non-grain flour?
RichandDelish
Hi! I never tried but let me know if you do!
marry
hi, is the cornstarch necessary?
RichandDelish
Hi! You can replace it with flour if you don't have it available.
Mita
What can I substitute for the egg yolk as I am vegetarian and don’t eat eggs?
Thank you. Your cookies looks amazing 🤩
RichandDelish
Hi! You can try substituting the egg yolk with flex eggs or applesauce. I never tried it but it should work. Let me know if you try it!
Sylvia
The Lemon cooler recipe is super easy and was a huge hit at my house! They were delish!