Lemon Sandwich Cookies with Curd

The first time I attempted vegan lemon curd, I stood over that saucepan with my heart in my throat, convinced it would never set without eggs. But watching those bubbles form and seeing the mixture turn into something velvety and bright felt like pure kitchen magic.

I brought a batch to my sisters spring tea party last year, and her friend who usually turns her nose up at anything gluten-free actually asked for the recipe. Thats the moment I knew these cookies were special.

Ingredients

• Gluten-free all-purpose flour blend: The backbone of these cookies—choose a blend with xanthan gum already included for the best texture and structure.
• Almond flour: Adds subtle nuttiness and tenderness that keeps the cookies from becoming too crumbly or dry.
• Cornstarch: The secret weapon for lightness, giving these cookies that melt-in-your-mouth quality.
• Solid coconut oil: Must be solid, not melted—this creates the perfect cookie texture and helps the dough hold its shape.
• Fresh lemon zest and juice: Do not even think about using bottled juice here—fresh lemons make all the difference between bright and meh.
• Unsweetened applesauce: Works beautifully as an egg replacement while keeping the cookies incredibly moist.
• Fresh lemon juice for curd: Room temperature lemons yield more juice, and you will need every drop for that intense citrus punch.
• Coconut cream: The richest part of canned coconut milk creates that silky, luxurious curd texture.
• Turmeric: Just a pinch gives the curd that gorgeous yellow color without changing the flavor one bit.

Instructions

Whisk together your curd ingredients:

In a small saucepan, combine lemon juice, zest, sugar, cornstarch, coconut cream, turmeric, and salt until completely smooth with no lumps.

Cook until thickened:

Place over medium heat, whisking constantly and thoroughly—those bottom corners love to hide thickened bits—and cook until the mixture bubbles and thickens like pudding, about 3 to 4 minutes.

Cool completely:

Transfer to a bowl, press plastic wrap directly onto the surface to prevent a skin from forming, and refrigerate until cold and thickened further.

Cream the coconut oil and sugar:

Beat them together until light and fluffy, which takes longer than you might expect—keep going until it looks pale and creamy.

Add wet ingredients:

Mix in applesauce, lemon zest, lemon juice, and vanilla until everything is incorporated and the mixture smells like sunshine.

Combine dry ingredients:

In a separate bowl, whisk together your flours, cornstarch, salt, and baking soda until well blended.

Form the dough:

Gradually add dry ingredients to wet, mixing gently until a soft dough forms—do not overwork it or your cookies will be tough.

Chill the dough:

Divide in half, shape into discs, wrap in parchment, and refrigerate for at least 30 minutes—this step is non-negotiable for rollable dough.

Preheat and prep:

Heat your oven to 350°F and line two baking sheets with parchment paper while the dough chills.

Roll and cut:

On a lightly floured surface, roll dough to 1/4-inch thickness and cut into 2-inch rounds, gathering and rerolling scraps only once.

Bake until golden:

Bake for 10 to 12 minutes until edges are just barely golden—they will firm up as they cool, so do not overbake.

Cool completely:

Let the cookies rest on the baking sheets for 5 minutes before transferring to wire racks to cool completely.

Assemble the sandwiches:

Spread 1 to 2 teaspoons of chilled lemon curd on the flat side of half the cookies and top with remaining cookies.

Save

These little cookies have become my go-to when I need to bring something that feels special but does not take all day. The way the light catches that dusting of powdered sugar makes them look like tiny edible jewels.

Making Ahead

The lemon curd actually improves after a day in the fridge, so feel free to make it up to three days ahead. You can also freeze the unbaked cookie dough discs for up to a month—just let them thaw in the refrigerator overnight before rolling.

Serving Suggestions

These cookies sing alongside a cup of Earl Grey tea, but they are also stunning with a glass of cold prosecco for brunch. For a dinner party ending, arrange them on a cake stand with fresh edible flowers tucked around the base.

Variations That Work

Once you have the basic method down, these cookies welcome all sorts of creative twists. The dough is incredibly forgiving and the flavor profile plays nicely with several additions.

• Stir a tablespoon of poppy seeds into the dough for subtle crunch and a classic lemon-poppy combination.
• Replace half the lemon zest with lime for a more complex citrus blend that feels surprisingly sophisticated.
• Add a drop of lemon extract to the curd if you want extra lemon intensity without changing the texture.

Save

There is something deeply satisfying about creating something so delicate and pretty from scratch, especially when it tastes this good.

Recipe Questions & Answers

→ How long do these cookies stay fresh?

Store assembled sandwich cookies in an airtight container in the refrigerator for up to 3 days. The lemon curd filling stays fresh and creamy when chilled.

→ Can I make the dough ahead of time?

Yes! The dough can be wrapped in parchment and refrigerated for up to 2 days before rolling and baking. Let it soften slightly at room temperature for easier rolling.

→ What can I substitute for almond flour?

You can replace almond flour with additional gluten-free all-purpose flour blend, though the cookies may be slightly less tender. Finely ground sunflower seed flour also works as a nut-free alternative.

→ Why is turmeric added to the lemon curd?

Turmeric provides a natural golden-yellow color to the curd, mimicking the appearance of traditional egg-based lemon curd. It's optional and doesn't affect the flavor.

→ Can I freeze these sandwich cookies?

Freeze the baked cookies unfilled for up to 3 months. Thaw completely before assembling with fresh lemon curd. Assembled cookies don't freeze well due to the curd texture.

→ What's the best way to get uniform cookie sizes?

Roll the dough to an even 1/4-inch thickness and use a 2-inch round cutter. Reroll scraps only once to prevent tough cookies. Chilling the dough makes cutting easier.