Valentine’s Day often means an abundance of sugar-laden treats, but skipping the usual sweets doesn’t mean you have to forgo dessert. These Keto Valentine’s Day Heart Cookies are the perfect sugar-free indulgence your keto kitchen has been craving. Charming, festive, and absolutely delicious, they’re designed to satisfy your sweet tooth without compromising your diet.
This recipe is a guaranteed hit, whether you’re baking for a partner, a friend, or just treating yourself. No judgment here!
Why These Cookies Are a Keto Dream Come True
Many Valentine’s desserts aren’t keto-friendly, leaving you with limited options beyond handfuls of nuts. These heart-shaped cookies offer a sweet solution that fits perfectly into your keto lifestyle.
What sets them apart:
- Low in net carbs: Crafted with almond flour and keto-approved sweeteners, these cookies maintain low carb counts while delivering great flavor.
- Perfect texture: They boast lightly crisp edges and a tender, buttery center that keeps you reaching for more.
- Adorably festive: Heart-shaped and ready for decoration, they’re the edible love notes of your keto journey.
Key Ingredients and Their Role
Simple, keto-friendly ingredients make these cookies shine.
- Almond Flour: Adds structure, a subtle nuttiness, and keeps carbs low.
- Sweetener: Use erythritol, monk fruit, or allulose to bring sweetness without sugar’s after-effects.
- Butter: Provides richness, fat, and a soft crumb—essential for that comforting cookie texture.
- Vanilla Extract: Enhances warmth and rounds out the flavor.
- Optional Keto-Friendly Icing: Mix powdered erythritol with a splash of almond milk for quick, sugar-free icing perfect for decorating.
Taste and Texture You’ll Love
Unlike some keto cookies that sacrifice taste, these offer a buttery, sweet, and slightly nutty flavor with a delightful balance of crisp and tender texture—no odd aftertaste, just pure deliciousness.
Tips for Perfect Cookies Every Time
- Chill the dough for at least 30 minutes to make rolling and cutting easier and to help the cookies hold their shape.
- Keep a close eye on baking time; keto cookies brown quickly. Look for lightly golden edges to avoid overbaking.
- For nut-free options, substitute coconut flour but start with small amounts due to its absorbency.
- Customize by adding cocoa powder for chocolate hearts, cinnamon for warmth, or sugar-free raspberry extract for a fruity twist.
Storing and Enjoying Your Cookies
These cookies store excellently:
- Keep them in an airtight container at room temperature for up to one week.
- Freeze layers separated by parchment for up to two months.
- Warm briefly in the microwave to refresh; be gentle if iced.
Serve with keto whipped cream, almond milk, or a comforting cup of tea. They also make thoughtful Valentine’s Day gifts—just wrap a few in a pretty box for an irresistible treat.
And if they disappear before gifting, well, that’s the sweet secret of the cookie jar.
Keto Valentine’s Day Heart Cookies
Equipment
- Mixing bowl
- Hand Mixer
- Parchment Paper
- baking sheet
- Rolling Pin
- heart-shaped cookie cutters
- wire cooling rack
Ingredients
For the heart cookies
- 2 cups finely blanched almond flour do not use almond meal for best texture
- 1/3 cup granulated erythritol or erythritol-monk fruit sweetener keto-friendly granulated sweetener
- 1/4 cup softened unsalted butter soft but not melted
- 1 large egg room temperature if possible
- 1 1/2 teaspoons pure vanilla extract
- 1/2 teaspoon baking powder gluten-free and aluminum-free if desired
- 1/4 teaspoon fine sea salt
- 1/4 teaspoon xanthan gum helps cookies hold their shape, optional but recommended
Optional flavor variations
- 2 tablespoons unsweetened cocoa powder for chocolate heart cookies, reduce almond flour slightly if dough is too dry
- 1/2 teaspoon ground cinnamon for warm spiced cookies
- 1/4 teaspoon sugar-free raspberry extract for a fruity twist
For the keto icing (optional)
- 1/2 cup powdered erythritol or powdered monk fruit blend keto-friendly powdered sweetener
- 2 tablespoons unsweetened almond milk more as needed for desired consistency
- 1/4 teaspoon pure vanilla extract
- sugar-free natural food coloring optional, for pink or red Valentine designs
Instructions
- Preheat the oven to 325°F and line a baking sheet with parchment paper.
- Add the softened butter and granulated keto sweetener to a mixing bowl and beat with a hand mixer until light and slightly fluffy.
- Beat in the egg and vanilla extract until the mixture looks smooth and well combined.
- In a separate bowl whisk together the almond flour, baking powder, salt, and xanthan gum until there are no lumps.
- Gradually add the dry ingredients to the wet ingredients, mixing until a soft but not sticky dough forms, then add any optional flavor variations if using.
- Gather the dough into a flat disk, wrap it in parchment or plastic, and chill in the refrigerator for at least 30 minutes to firm up for rolling.
- Place the chilled dough between two sheets of parchment paper and roll it out to about 1/4 inch thickness.
- Use heart-shaped cookie cutters to cut out cookies and transfer them carefully to the prepared baking sheet, re-rolling the scraps as needed.
- Bake the cookies for 8 to 10 minutes until the edges are just turning lightly golden, watching closely to avoid overbaking.
- Let the cookies cool on the baking sheet for 5 minutes, then move them gently to a wire rack to cool completely before icing.
- To make the icing, whisk the powdered keto sweetener, almond milk, and vanilla in a small bowl until smooth, adding a few drops more almond milk if needed for a drizzling consistency.
- Tint portions of the icing with sugar-free natural food coloring if desired, then drizzle or pipe over the cooled cookies and allow the icing to set before serving or packaging.

