3 Ingredient Peanut Butter Cookies

Oh, homemade cookies! There’s just something so comforting about a batch of freshly baked treats, isn’t there? For me, these 3 Ingredient Peanut Butter Cookies are a total lifesaver. I first stumbled upon a similar recipe years ago when I had a sudden craving for something sweet but absolutely no energy for a complicated baking project. Now, they’re my go-to for a quick dessert, a last-minute bake sale contribution, or just a little pick-me-up. They’re so simple, so satisfying, and always bring a smile to everyone’s face!

Why You’ll Love This 3 Ingredient Peanut Butter Cookies

• These cookies are incredibly easy to make – seriously, just three ingredients!
• They bake up with that perfect chewy-in-the-middle, crispy-on-the-edges texture.
• That classic, rich peanut butter flavor shines through beautifully.
• They’re ready in under 20 minutes, perfect for when a craving strikes!

Ingredients You’ll Need

• Large Egg: This is our binder! It helps hold everything together and gives the cookies a lovely texture. There’s no good substitute here for this recipe.
• Peanut Butter: Use your favorite creamy or chunky peanut butter. Natural peanut butter (the kind that separates) can work, but you might need to stir it very well to incorporate the oil, or the cookies might spread a bit more.
• White Sugar: Granulated sugar adds sweetness and helps with the cookie’s structure and browning. You can try brown sugar for a chewier, more molasses-like flavor, but the texture might be slightly different.

How to Make 3 Ingredient Peanut Butter Cookies Step by Step

First things first, you’ll want to get your oven nice and toasty. Go ahead and preheat it to 350°F (175°C). While that’s warming up, grab a large mixing bowl – the bigger, the better, so you have plenty of room to stir!

Now for the magic part! In that bowl, combine your large egg, a cup of peanut butter (creamy or chunky, whatever you love!), and a cup of white sugar. Take a wooden spoon and stir everything together really well. Keep mixing until all the ingredients are fully combined and you have a nice, cohesive ball of cookie dough. It might seem a little crumbly at first, but it will come together, I promise!

Next, you’ll scoop out small, golf-ball-sized portions of dough. Roll them gently between your palms to form neat balls. Place these dough balls onto an ungreased baking sheet. This is where you get to add that signature peanut butter cookie look! Take a fork and gently press down on each dough ball, first in one direction to create ridges, then turn the fork 90 degrees and press again to make a crosshatch pattern. These beauties will bake for just 8-10 minutes at 350°F (175°C). When they come out, they might still look a little soft, but they’ll firm up as they cool. Let them cool completely on the baking sheet to set up perfectly before you dive in!

My Top Tips for Success

• I always make sure my egg is at room temperature; it helps it incorporate more smoothly into the dough.
• In my experience, using a standard, processed peanut butter (like Jif or Skippy) gives the most consistent results for these cookies.
• Trust me on this one: don’t overbake them! They’ll still look a little soft in the middle when they come out, but they set up beautifully as they cool.
• For perfectly uniform cookies, use a cookie scoop to portion out the dough.
• Make sure your baking sheets are cool before placing new dough balls on them, or the cookies might spread too much.

Common Mistakes to Avoid

• Overmixing the dough: Once the ingredients are just combined, stop mixing. Overmixing can lead to tougher cookies.
• Overbaking: Baking them for too long will result in dry, crumbly cookies. Keep an eye on them, and pull them out when the edges are just barely golden.
• Not cooling completely: These cookies are delicate when warm. If you try to move them too soon, they might fall apart. Let them cool on the baking sheet before transferring.
• Using natural peanut butter without stirring: If using natural peanut butter, make sure it’s very well stirred to incorporate the oil, otherwise, the cookies might be too oily and spread excessively.

How to Store 3 Ingredient Peanut Butter Cookies

• Countertop: Store cooled cookies in an airtight container at room temperature for up to 3-4 days.
• Freezer (Dough): You can roll the dough into balls and freeze them on a baking sheet. Once solid, transfer to a freezer-safe bag for up to 2 months. Bake from frozen, adding a couple of minutes to the baking time.
• Freezer (Baked): Place cooled cookies in a freezer-safe container or bag, separated by parchment paper, for up to 2-3 months. Thaw at room temperature.

Frequently Asked Questions

Can I use brown sugar instead of white sugar?

Yes, you can! Brown sugar will give the cookies a slightly chewier texture and a hint of molasses flavor. The overall result will still be delicious.

Do I need to grease the cookie sheet?

No, you typically don’t need to grease the cookie sheet for peanut butter cookies. The fat content in the peanut butter is usually enough to prevent sticking.

Why did my cookies spread too much?

Cookies can spread too much if your oven isn’t hot enough, if your dough was too warm, or if you used a very oily natural peanut butter that wasn’t well-stirred. Chilling the dough briefly can help.

Can I add chocolate chips or other mix-ins?

Absolutely! Feel free to add about 1/2 cup of chocolate chips, chopped nuts, or even sprinkles to the dough for extra flavor and fun. Just fold them in gently at the end.

Are these cookies gluten-free?

Yes, as long as your peanut butter is gluten-free, these 3 Ingredient Peanut Butter Cookies are naturally gluten-free. They don’t use any flour!

I hope these 3 Ingredient Peanut Butter Cookies become a staple in your kitchen, just like they are in mine. They’re proof that sometimes, the simplest things are the most delicious. Give them a try, and let me know how much you love them!

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