Flourless Peanut Butter Cookies

Featured in: Rustic Bakes & Breads

These soft, chewy cookies come together quickly using creamy peanut butter, sugar, and an egg. Ready in just 15 minutes, they offer a gluten-free treat that’s rich in flavor and delightfully simple to prepare. Baking creates crackled tops and tender interiors, with options to enhance taste using vanilla, sea salt, or chocolate chips. Once cooled, the cookies firm up perfectly while retaining their signature softness. Ideal for a fast, satisfying dessert or snack using minimal ingredients and easy steps.

Updated on Mon, 22 Dec 2025 11:41:00 GMT
Golden-brown flourless peanut butter cookies, a delightful gluten-free dessert ready to enjoy. Save
Golden-brown flourless peanut butter cookies, a delightful gluten-free dessert ready to enjoy. | basilhearth.com

I was rummaging through the pantry one afternoon, craving something sweet but too lazy to haul out the flour and baking powder. All I had was peanut butter, sugar, and eggs. I figured it was worth a shot, mixed them together, and tossed them in the oven. Ten minutes later, the kitchen smelled like a state fair, and I had a plate of cookies that tasted like I'd actually tried.

I brought a batch to a potluck once, and my friend who swore she didnt like peanut butter ate four before I could even set the plate down. She kept asking what the secret was, and I felt a little guilty telling her there wasnt one. Sometimes the simplest things just work, and you dont have to overthink it.

Ingredients

  • Creamy peanut butter: This is the backbone of the cookie, so use one you actually like eating straight from the jar. Unsweetened or lightly sweetened both work, but avoid the natural kind that separates unless you stir it really well first.
  • Granulated sugar: It gives structure and sweetness, but swapping in brown sugar adds a deeper molasses note that makes them taste almost caramelized.
  • Large egg: The binder that holds everything together. Make sure its at room temperature so it mixes in smoothly without clumping.

Instructions

Preheat and prep:
Set your oven to 350°F and line a baking sheet with parchment paper. Skipping the parchment will make them stick, and you'll lose half the batch to the pan.
Mix the dough:
Combine the peanut butter, sugar, and egg in a bowl and stir until its completely smooth. It should look glossy and thick, almost like frosting.
Shape the cookies:
Scoop out tablespoon-sized portions and roll them into balls, then space them about two inches apart on the sheet. They spread a little, but not much.
Flatten with a fork:
Press each ball gently with a fork to make a crisscross pattern. This isnt just for looks, it helps them bake evenly.
Bake:
Slide them into the oven for 9 to 11 minutes, until the edges are set and the tops start to crack. They'll seem soft, but thats exactly right.
Cool:
Let them sit on the baking sheet for five minutes before moving them to a wire rack. If you try to lift them too soon, theyll fall apart in your hands.
Freshly baked, chewy flourless peanut butter cookies cooling, perfect for a quick snack or treat. Save
Freshly baked, chewy flourless peanut butter cookies cooling, perfect for a quick snack or treat. | basilhearth.com

One rainy Saturday, my nephew helped me make these, and he insisted on pressing the fork into every single cookie himself. They came out looking a little wonky, but he was so proud that he made his mom take a picture. Now every time I make them, I think about his sticky little hands and how much joy something this simple can bring.

Flavor Variations

A pinch of sea salt sprinkled on top before baking cuts the sweetness and makes them taste more grown-up. If you want chocolate, press a chip into the center of each one right before they go in the oven. I've also stirred in a splash of vanilla extract, which doesnt change the texture but gives them a warmer, rounder flavor.

Storage and Freshness

These stay soft in an airtight container for about five days, though they never last that long in my house. If you want to freeze them, layer them between parchment and they'll keep for a month. Just let them thaw at room temperature for ten minutes before eating.

Troubleshooting and Final Thoughts

If your cookies spread too much, your peanut butter might have too much oil. Next time, give the jar a good stir before measuring. If they turn out dry, you probably overbaked them by a minute or two. The sweet spot is right when the edges look done but the centers still seem a little soft.

  • Use a cookie scoop for even sizing so they all bake at the same rate.
  • Let the baking sheet cool completely between batches or the dough will start melting before it hits the oven.
  • Double the recipe if youre making them for a crowd, because people always want more than they admit.

Delicious close-up of the easy-to-make flourless peanut butter cookies, ready to be devoured. Save
Delicious close-up of the easy-to-make flourless peanut butter cookies, ready to be devoured. | basilhearth.com

These cookies are proof that you dont need a long ingredient list or fancy techniques to make something people remember. Just mix, bake, and enjoy the fact that sometimes the best recipes are the ones that barely count as recipes at all.

Recipe FAQs

What type of peanut butter is best for these cookies?

Creamy peanut butter, either unsweetened or lightly sweetened, works best to create smooth, soft cookies.

Can I substitute the granulated sugar with brown sugar?

Yes, brown sugar adds a richer, caramel-like flavor and can be used as a direct substitute.

Why do the cookies have a crisscross fork pattern?

The fork pattern helps flatten the dough evenly and gives the cookies a classic texture and appearance.

How can I add chocolate flavor to these cookies?

Press a chocolate chip into each cookie before baking for a delicious chocolatey touch.

Do these cookies firm up after cooling?

Yes, while very soft when warm, the cookies become firmer yet remain chewy after cooling on a wire rack.

Are these cookies gluten and dairy free?

Yes, this treat is naturally gluten-free and dairy-free when using compatible peanut butter and sugar.

Flourless Peanut Butter Cookies

Quick, gluten-free peanut butter cookies with a soft, chewy texture using three simple ingredients.

Prep Time
5 minutes
Time to Cook
10 minutes
Total Duration
15 minutes
Recipe by Laura Bennett

Recipe Type Rustic Bakes & Breads

Skill Level Easy

Cuisine Type American

Makes 18 Portions

Dietary Details Meat-Free, No Dairy, Without 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 and prepare baking sheet: Preheat oven to 350°F 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 fully blended and smooth.

Step 03

Portion dough: Scoop tablespoon-sized portions of dough and roll into balls. Place them about 2 inches apart on the prepared baking sheet.

Step 04

Create crisscross pattern: Flatten each dough ball gently using 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 begin to crack.

Step 06

Cool cookies: Remove from oven; cool on the baking 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 Warnings

Review every ingredient for allergens and reach out to a medical expert if you're uncertain.
  • Contains peanuts and eggs; verify peanut butter for other allergen traces.

Nutrition information (serving size)

These nutritional details are for reference. They're not meant as medical guidance.
  • Caloric Value: 115
  • Fat content: 7 grams
  • Carbohydrates: 10 grams
  • Protein Amount: 3 grams