Flourless peanut butter cookies

Featured in: Home Baking & Sweet Recipes

These irresistibly soft and chewy peanut butter treats are made with just three basic ingredients: creamy peanut butter, sugar, and egg. Prepared quickly in under 15 minutes, they require no flour and are naturally gluten-free. The dough is simple to mix, shaped into balls, gently flattened with a fork for a classic pattern, and baked to perfection. Optional additions like vanilla, sea salt, or chocolate chips can enhance their flavor. Perfect for a quick, satisfying dessert or snack that firms up as it cools for optimal texture.

Updated on Tue, 23 Dec 2025 13:20:00 GMT
Warm and inviting image of freshly baked flourless peanut butter cookies, ready to enjoy. Save to Pinterest
Warm and inviting image of freshly baked flourless peanut butter cookies, ready to enjoy. | spoonmargin.com

There's something magical about a recipe that requires just three ingredients and somehow tastes like you've been baking all afternoon. I discovered these flourless peanut butter cookies during a particularly chaotic Tuesday when I had exactly peanut butter, sugar, and an egg in my kitchen, and somehow they turned into the most craveable treat. The smell that fills your oven in those 10 minutes is genuinely misleading—it makes you think you've made something far more complicated than you actually have. My kids now request them more often than the elaborate cookies with half a dozen mix-ins, which tells me everything about their pure, unapologetic charm.

I made these for a friend who mentioned off-handedly that she missed traditional cookies since going gluten-free, and watching her realize these had no flour was genuinely satisfying. She ate three while they were still warm and asked if I'd made a mistake, certain something was missing. That's when I understood these weren't just convenient—they were legitimately delicious in their own right, not a workaround but an actual treat worth craving.

Ingredients

  • Creamy peanut butter: The foundation of everything here—use unsweetened or lightly sweetened, and yes, the natural stuff with just oil and salt works beautifully if that's what you have.
  • Granulated sugar: This is what creates the slight structure and that gorgeous crackle on top as they bake.
  • Large egg: Your binding agent and the secret to why these are chewy rather than cakey or dense.

Instructions

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Set your oven and prep:
Preheat to 350°F and line your baking sheet with parchment paper—this step takes 90 seconds and saves you from scraping cookie residue later.
Combine and blend:
Mix peanut butter, sugar, and egg in a bowl until the texture is completely smooth and unified; it should look like thick peanut butter with no visible streaks of unmixed sugar.
Shape into balls:
Scoop tablespoon-sized portions and roll them between your palms until round, then arrange them about 2 inches apart on your prepared sheet to give them room to spread slightly.
Make the crisscross pattern:
Gently press each ball with a fork in both directions to create that classic crosshatch—this also helps them bake evenly and creates texture that catches a bit of caramelization.
Bake until edges set:
Watch for the edges to look set and dry while the very centers still look slightly underbaked, which typically happens around 9 to 11 minutes; they'll finish cooking on the hot sheet.
Cool strategically:
Let them rest on the baking sheet for 5 minutes where they'll firm up slightly, then transfer to a wire rack; this prevents them from becoming too soft or too crispy depending on your preference.
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Golden-brown, perfectly-baked flourless peanut butter cookies arranged on a cooling rack for dessert. Save to Pinterest
Golden-brown, perfectly-baked flourless peanut butter cookies arranged on a cooling rack for dessert. | spoonmargin.com

There was a moment when my family stopped treating these as a gluten-free backup option and started requesting them specifically because they wanted them, not because they had to. That shift from accommodation to genuine preference is when you know you've stumbled onto something special in the kitchen.

Flavor Variations That Actually Work

The beauty of this simple formula is how adaptable it becomes once you understand the base. A pinch of sea salt brightens the peanut flavor in a way that feels sophisticated, while vanilla extract adds a subtle warmth that makes people wonder what secret ingredient you added. If you're feeling adventurous, pressing a single chocolate chip into the center before baking creates this lovely melted surprise that somehow elevates the entire cookie without changing what makes it special.

Storage and Making Ahead

These cookies stay soft and fresh in an airtight container for about five days, which is both blessing and curse depending on your willpower. The dough also freezes beautifully—you can scoop and freeze the balls, then bake directly from frozen, adding just a minute or two to the baking time, which means you can have fresh warm cookies on demand whenever the craving strikes.

Why Three Ingredients Is Actually Enough

There's a cooking philosophy that says more ingredients equal better flavor, but these cookies disprove that entirely. The egg creates moisture and structure, the sugar provides sweetness and helps with browning, and the peanut butter is doing all the heavy lifting in the flavor department, creating something that tastes complete and intentional rather than stripped down. When you nail the fundamentals, you don't need anything else.

  • Keep your oven temperature accurate—even 25 degrees makes a difference in how chewy these end up being.
  • Use a cookie scoop if you have one so every cookie bakes at the same rate and looks uniform.
  • Don't skip the cooling time on the baking sheet; it's not optional despite how eager you feel.
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Close-up shot showing the soft texture and crisscross pattern of gluten-free flourless peanut butter cookies. Save to Pinterest
Close-up shot showing the soft texture and crisscross pattern of gluten-free flourless peanut butter cookies. | spoonmargin.com

These cookies remind me that sometimes the best recipes aren't the ones with the longest ingredient lists or most complicated techniques. They're the ones that show up when you need them most and somehow taste like both comfort and surprise at the same time.

Recipe FAQs

Can I use natural peanut butter for these cookies?

Yes, natural peanut butter can be used, but it may result in a slightly different texture and flavor. Make sure it’s well stirred to combine the oils evenly.

How do I achieve the classic fork crisscross pattern on the cookies?

After rolling the dough into balls, gently press them with a fork twice—once vertically and once horizontally—to create the traditional crisscross design.

Are these cookies suitable for gluten-free diets?

Yes, these treats do not contain any flour ingredients, making them naturally gluten-free and suitable for those avoiding gluten.

What is the best way to store these peanut butter treats?

Store them in an airtight container at room temperature for up to a week or refrigerate to keep them fresher for longer.

Can I customize the sweetness or add flavor variations?

Absolutely! You can substitute brown sugar for a richer taste, add vanilla extract, sea salt, or press chocolate chips on top before baking for extra flavor.

Flourless peanut butter cookies

Soft, chewy peanut butter treats made from only three simple ingredients. Quick and gluten-free delight.

Prep Time
5 min
Time to Cook
10 min
Overall Time
15 min
Recipe by Zoe Murphy


Skill Level Easy

Cuisine American

Makes 18 Portions

Dietary Notes Suitable for Vegetarians, No Dairy, No Gluten

What You'll Need

Cookie Dough

01 1 cup creamy peanut butter (unsweetened or lightly sweetened)
02 1 cup granulated sugar
03 1 large egg

How to Make It

Step 01

Preheat oven: Set the oven temperature to 350°F (175°C) and line a baking sheet with parchment paper.

Step 02

Combine ingredients: In a medium mixing bowl, stir together peanut butter, sugar, and egg until the mixture is smooth.

Step 03

Shape dough: Scoop tablespoon-sized portions of dough, roll into balls, and arrange on the baking sheet about 2 inches apart.

Step 04

Create pattern: Press each dough ball gently with a fork to create a crisscross pattern on top.

Step 05

Bake cookies: Bake for 9 to 11 minutes until edges are set and tops show cracks.

Step 06

Cool cookies: Remove from oven, let cool on the sheet for 5 minutes, then transfer to a wire rack to cool completely.

Tools Needed

  • Mixing bowl
  • Spoon or spatula
  • Baking sheet
  • Parchment paper
  • Fork
  • Wire rack

Allergy Details

Check ingredients for allergens, and ask your doctor if you’re unsure.
  • Contains peanuts and eggs; verify peanut butter for other allergen traces.

Nutrition Details (per portion)

Provided for general reference—always check with your healthcare advisor.
  • Calorie Count: 115
  • Fat Content: 7 g
  • Carbohydrates: 10 g
  • Proteins: 3 g