3-Ingredient Flourless Peanut Butter Swirl Cookies – Soft, Chewy & Absolutely Irresistible

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By Gianna Poulef

3-Ingredient Flourless Peanut Butter Swirl Cookies

There’s something magical about a cookie recipe that comes together in minutes but tastes like it came straight from a cozy little bakery

These 3-Ingredient Flourless Peanut Butter Swirl Cookies are rich, soft, chewy, and unbelievably satisfying with deep chocolate flavor and creamy peanut butter swirls in every bite

And honestly? The fact that they need almost no effort makes them even more dangerous

No flour. No complicated techniques. No long ingredient list. Just simple pantry staples transformed into warm homemade cookies with crisp edges, fudgy centers, and that melt-in-your-mouth texture everyone loves.

The peanut butter swirl on top creates the prettiest bakery-style finish, while a sprinkle of flaky sea salt takes the flavor completely over the top

These cookies are perfect for:

  • Quick late-night cravings
  • Easy family baking
  • Gluten-free dessert lovers
  • Healthy-ish snacks
  • Emergency chocolate moments

And trust me… once you make them, they’ll become one of those recipes you memorize forever.

If you love easy homemade desserts with cozy bakery vibes, don’t forget to subscribe for more delicious recipes delivered straight to your inbox

3-Ingredient Flourless Peanut Butter Swirl Cookies

Overview of Recipe Content

These Flourless Peanut Butter Swirl Cookies are naturally gluten-free cookies made with peanut butter, egg, and sugar—plus optional chocolate additions for extra richness.

They bake into soft, chewy cookies with crackly tops, gooey centers, and creamy peanut butter swirls that look absolutely stunning

Why You’ll Love These Cookies

  • Only 3 base ingredients
  • No flour required
  • Soft and chewy texture
  • Rich chocolate flavor
  • Naturally gluten-free
  • Ready in under 20 minutes
  • Minimal cleanup
  • Perfect beginner baking recipe

Honestly? These are the kind of cookies that make people ask for the recipe immediately after the first bite

What They Taste Like

Imagine the flavor of a peanut butter cup mixed with a fudgy brownie cookie.

The centers stay soft and rich, while the edges become slightly crisp. The peanut butter swirl melts beautifully into the chocolate dough and creates the perfect sweet-salty balance

Nutritional Benefits

Because these cookies are flourless, they’re naturally gluten-free and packed with protein and healthy fats from peanut butter.

Using sugar-free sweetener also makes them lower in sugar while still tasting indulgent and bakery-style.

Full Detailed Ingredients

This Now, Make It Later!

For the Cookies (Makes 10–12 Cookies)

  • 1 cup creamy peanut butter
    Natural or regular peanut butter both work well.
  • 3/4 cup granulated sugar
    OR granulated sugar-free sweetener
  • 1 large egg

Optional Chocolate Version

  • 2 tablespoons unsweetened cocoa powder
  • 1/4 teaspoon vanilla extract
  • 2 tablespoons chocolate chips
  • 2 tablespoons melted peanut butter
    for swirling on top
  • Flaky sea salt
    for garnish

Tools Needed

Ingredient Substitutions & Additions

One of my favorite things about this recipe is how flexible it is

Peanut Butter Alternatives

  • Almond butter
  • Cashew butter
  • Sunflower seed butter

Sweetener Options

  • Coconut sugar
  • Monk fruit sweetener
  • Brown sugar
  • Honey (texture slightly softer)

Flavor Additions

  • Cinnamon
  • Espresso powder
  • Chopped walnuts
  • White chocolate chips
  • Sea salt flakes

How to Make 3-Ingredient Flourless Peanut Butter Swirl Cookies

These cookies come together SO fast it almost feels unfair

Step 1: Preheat Oven

Preheat oven to 350°F (175°C).

Line a baking tray with parchment paper.

This helps prevent sticking and gives the bottoms the perfect texture.

Step 2: Mix the Dough

In a medium bowl, combine:

  • 1 cup peanut butter
  • 3/4 cup sugar or sweetener
  • 1 large egg

Mix until smooth and thick.

If making the chocolate version, stir in:

  • cocoa powder
  • vanilla extract

At this point the dough becomes rich, glossy, and smells absolutely incredible

Step 3: Scoop Cookies

Scoop about 2 tablespoons dough per cookie onto prepared baking tray.

Leave a little space between each cookie since they spread slightly while baking.

Flatten gently with your fingers or the back of a spoon.

Step 4: Create Peanut Butter Swirls

Add a small spoonful of melted peanut butter to the top of each cookie.

Use a toothpick or butter knife to gently swirl it into the cookie dough.

This creates that gorgeous bakery-style look

Sprinkle flaky sea salt on top for the ultimate flavor boost.

Step 5: Bake

Bake for 10–12 minutes until edges are lightly set.

The centers should still look slightly soft—that’s exactly what you want

The cookies continue firming up while cooling.

And honestly? The smell filling your kitchen right now is unreal

Step 6: Cool & Enjoy

Allow cookies to cool on tray for about 10 minutes.

This helps create that perfect soft chewy texture.

Serve warm for ultra-gooey centers or fully cooled for richer fudgy texture

What to Serve with Flourless Cookies

These cookies pair beautifully with:

  • Cold milk
  • Hot coffee
  • Espresso drinks
  • Vanilla ice cream
  • Hot chocolate
  • Peanut butter drizzle

Perfect for cozy evenings, holiday dessert trays, or afternoon snacks.

Tips for Making Them Perfect

A few tiny tricks make a huge difference here

Don’t Overbake

The cookies should still look soft in the center when removed from oven.

Overbaking makes them dry instead of chewy.

Use Room Temperature Ingredients

This helps the dough mix smoothly and evenly.

Chill Sticky Dough

If your dough feels too sticky, refrigerate for 10 minutes.

Add Sea Salt

Trust me on this one.

That tiny salty crunch makes the chocolate flavor explode

Double the Batch

Because they disappear FAST

Storage Instructions

Room Temperature

Store in airtight container for up to 4 days.

Refrigerator

Keeps fresh for up to 1 week.

Freezer

Freeze baked cookies up to 2 months.

Reheating

Microwave for 8–10 seconds for fresh-baked softness.

General Information

Flourless peanut butter cookies became popular during the Great Depression because they required minimal ingredients and no flour.

Over time, they became a beloved homemade classic thanks to their rich flavor, chewy texture, and incredible simplicity.

Today, they’re especially popular for gluten-free baking because they naturally avoid flour without sacrificing texture.

And honestly? Sometimes the simplest recipes really are the best

Frequently Asked Questions

1. Are these cookies gluten-free?

Yes! Since there’s no flour, they’re naturally gluten-free.

2. Can I use almond butter instead?

Absolutely. Almond butter creates slightly softer cookies with a milder flavor.

3. Why are my cookies crumbly?

Usually this happens if they’re overbaked.

Remove them while centers still look soft.

4. Can I make these sugar-free?

Yes! Granulated monk fruit or erythritol work beautifully.

5. Can I freeze the dough?

Definitely.

Freeze scooped dough balls and bake directly from frozen with 1–2 extra minutes baking time.

6. Can I add oats or flour?

You can, but then they won’t be true flourless cookies anymore.

Conclusion

These 3-Ingredient Flourless Peanut Butter Swirl Cookies are rich, chewy, chocolatey, and unbelievably easy

They prove you don’t need complicated ingredients or fancy baking skills to make something that tastes completely bakery-worthy

Perfect for quick cravings, cozy nights, holiday baking trays, or anytime you need warm homemade comfort FAST.

And honestly? Once you try them warm with melty peanut butter swirls… there’s no going back

If you loved this recipe, you might also enjoy:

Interactive Elements

If you make these cookies, I’d LOVE to hear how they turned out

Did you add chocolate chips? Extra peanut butter? Sea salt? Tell me everything!

And don’t forget to share your creations on Pinterest here:
https://www.pinterest.com/poulefrecipe/

Seeing your homemade baking creations seriously makes my day

Nutritional Information (Per Cookie)

NutrientAmount
Calories~145 kcal
Protein5 g
Carbohydrates9 g
Sugar6 g
Fat10 g
Saturated Fat2 g
Fiber1 g
Sodium95 mg
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3-Ingredient Flourless Peanut Butter Swirl Cookies – Soft, Chewy & Absolutely Irresistible


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  • Author: Gianna Poulef
  • Total Time: 17 minutes
  • Yield: 10 cookies 1x
  • Diet: Gluten Free

Description

These 3-Ingredient Flourless Peanut Butter Swirl Cookies are soft, chewy, rich, and unbelievably easy to make.


Ingredients

Scale

1 cup creamy peanut butter

3/4 cup granulated sugar or sugar-free sweetener

1 large egg

2 tablespoons cocoa powder

2 tablespoons chocolate chips

2 tablespoons melted peanut butter

Flaky sea salt


Instructions

1. Preheat oven to 350°F and line baking tray.

2. Mix peanut butter, sugar, egg, and cocoa powder until smooth.

3. Scoop dough onto tray and flatten slightly.

4. Swirl melted peanut butter onto tops.

5. Sprinkle with sea salt.

6. Bake for 10–12 minutes until edges are set.

7. Cool before serving.

Notes

Do not overbake for chewy texture.

Natural peanut butter works best.

Sea salt enhances chocolate flavor.

Cookies firm while cooling.

  • Prep Time: 5 minutes
  • Cook Time: 12 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 cookie
  • Calories: 145
  • Sugar: 6g
  • Sodium: 95mg
  • Fat: 10g
  • Saturated Fat: 2g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 9g
  • Fiber: 1g
  • Protein: 5g
  • Cholesterol: 18mg
3-Ingredient Flourless Peanut Butter Swirl Cookies – Soft, Chewy & Absolutely Irresistible
Gianna Poulef
CEO, Chef & Recipe Creator at BLYNO LLC | Website

I’m Gianna Poulef from Poulef Recipes. I love sharing perfected dishes from my kitchen. I’m sure they’ll earn a spot in your heart. Let’s savor this journey together!.

Let’s be friends!

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