Recipe

3 Ingredient Peanut Butter Cookies

Crisp edges, tender centers, and that classic fork-crisscross top, using only peanut butter, sugar, and one egg.

By Matt Campbell

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4.8

A plate of classic peanut butter cookies with fork crisscross tops on a wooden table

There is something deeply satisfying about a recipe that feels like a magic trick but eats like a real cookie. These 3 ingredient peanut butter cookies are exactly that. No flour. No butter. No “wait, where’s the baking powder?” panic. Just peanut butter, sugar, and an egg, baked into cookies with crisp little edges and a soft, tender center that tastes like the best part of a peanut butter sandwich.

If you have 10 minutes and a bowl, you are in business. If you have kids, this is the kind of recipe that turns into a happy mess in the best way. If you are solo, congratulations, you just found your new late-night sweet fix.

Quick heads-up for best results: classic shelf-stable peanut butter is the most predictable, and these cookies look slightly underbaked in the middle when they come out. Let them cool so they can set.

Why It Works

Big peanut butter flavor with almost zero effort. The peanut butter is the star, not a background note.
Crisp edges, tender middle. The sugar helps the outside set and lightly crackle while the center stays soft.
No flour needed. The egg binds, the peanut butter provides structure, and you still get a cookie that holds its shape.
Fork-crisscross = even baking. It flattens the dough so the cookies bake consistently, plus it makes them look like you knew what you were doing.

Pairs Well With

Storage Tips

Room temperature: Store cookies in an airtight container for up to 4 days. If you like them softer, tuck in a slice of sandwich bread for a day to help keep moisture in the container.

Refrigerator: Not required (and it can dry them out a bit), but you can refrigerate for up to 1 week. Let cookies sit at room temp for 15 minutes before eating so the centers soften.

Freezer: Freeze baked cookies in a zip-top freezer bag or airtight container for up to 2 months. Thaw at room temp. For that fresh-baked vibe, warm for 3 to 5 minutes in a 300°F oven.

Freeze the dough: Scoop dough into balls, freeze on a sheet pan until firm, then transfer to a bag. Bake from frozen, adding 1 to 2 minutes to the bake time.

Common Questions

Can I use natural peanut butter?

Yes, but expect a slightly more delicate cookie. If your natural peanut butter is loose or oily, stir it very well until fully combined before measuring. If the dough feels too soft to roll, chill it for 15 to 20 minutes.

Why did my cookies come out crumbly?

Usually it is one of three things: the cookies baked a little too long, the peanut butter was very dry, or the dough was not mixed until fully uniform. Pull them when the edges look set and the centers still look a touch underdone. They finish setting as they cool.

Why are my cookies puffy and thick?

This dough does not spread much on its own. The fork-crisscross step matters. If you skipped it, just flatten the dough balls to about 1/2 inch thick before baking.

Can I reduce the sugar?

You can reduce it a bit, but sugar is doing more than sweetening. It helps the cookie set and get crisp edges. If you want less sweetness, try dropping to 2/3 cup (135 g). The cookies will be softer and a little more fragile.

Can I make these egg-free?

This is one of those recipes where the egg is doing heavy lifting. If you need egg-free, a flax egg can sometimes work (1 tablespoon ground flax + 2.5 tablespoons water, rested 5 minutes), but the texture will be more tender and slightly crumbly.

What peanut butter is best?

Classic shelf-stable creamy peanut butter gives the most consistent results. Crunchy works too for extra texture. Natural peanut butter can work, but you may need a quick chill and a gentler hand when moving the cookies.

A close-up of peanut butter cookie dough balls on a baking sheet being pressed with a fork to create a crisscross pattern

Matt Campbell

I have always had a huge passion for the culinary arts, people, working as a team, and so on. I wanted to pursue my love for cooking initially at Virginia Commonwealth University with a culinary arts degree; however, I instead decided to apply myself and acquire more practical skills. My end goal is to eventually open my own restaurant or similar establishment.

Kitchen Essentials

Mixing bowl
Measuring cups
Kitchen scale (optional, for most consistent results)
Rubber spatula or wooden spoon
Sheet pan
Parchment paper (recommended) or nonstick spray
Fork (for the crisscross)
Medium cookie scoop (optional but nice)
Wire rack for cooling

I love ambitious cooking projects, but I also love the kind of recipe you can make while the oven preheats and the sink is full of “I will deal with that later.” These cookies are my go-to when I want something sweet now without turning my kitchen into a flour storm. The fork crisscross is my favorite part. It is classic, a little nostalgic, and it makes me feel like I am baking with a friend who gently insists, “Trust me, do the thing with the fork.”