No Flour? These Peanut Butter Cookies Still Work

One night I wanted cookies and realized I had basically nothing in the kitchen—no butter, barely any flour, and definitely no patience. I almost gave up until I remembered this 5-ingredient peanut butter cookie trick. I tried it expecting something “okay”… but they actually came out better than some full recipes I’ve made.

Why This Recipe Works
Here’s the thing—this works because peanut butter does most of the heavy lifting. What I figured out is you don’t need flour or butter if the ratios are right. The sugar gives structure, the egg binds everything, and the peanut butter carries the flavor and texture. It’s simple, but it works every time.

Ingredient Notes
Use regular peanut butter like Jif or Skippy. I tried natural peanut butter once and the cookies spread too much and turned oily.
White sugar works best here—it helps create that slightly crisp outside.
If your peanut butter is super thick, just stir it well before using.

How to Make It
Start by mixing peanut butter and sugar together in a bowl. It’ll look thick and a bit grainy at first—that’s normal. Add the egg and vanilla, then mix until it smooths out into a soft dough.

Scoop out small portions and roll them into balls. Place them on a baking sheet, then press them down gently with a fork to make that classic crisscross pattern. Don’t skip this—they won’t spread much on their own.

Bake until the edges are set but the centers still look slightly soft. This is where I messed up the first time—I waited until they looked fully done, and they turned dry after cooling.

Let them sit on the baking tray for a few minutes before moving them. They firm up as they cool, and if you touch them too early, they fall apart.

Things I Learned the Hard Way

• Natural peanut butter doesn’t behave the same—it can ruin the texture.
• Overbaking is the fastest way to dry cookies. Pull them out early.
• If you don’t flatten them, they stay too thick and don’t bake evenly.
• The dough might seem too soft, but it firms up in the oven.

Storage & Serving Suggestions
These keep well for about 4–5 days in a sealed container. I like them slightly warm, but they’re also good straight from the container. You can freeze the dough balls and bake them later when you want fresh cookies.

Lyna Recipes

Easy 5-Ingredient Peanut Butter Cookies

Quick peanut butter cookies made with just 5 simple ingredients—no flour or butter needed.

Print Recipe Pin Recipe

Prep Time 10 minutes mins

Cook Time 10 minutes mins

Total Time 20 minutes mins

Servings: 18 cookies

Ingredients Method Notes

Ingredients

  

• 1 cup peanut butter regular, not natural
• 1 cup granulated sugar
• 1 large egg
• 1 tsp vanilla extract
• 1/2 tsp baking soda

Method

 

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

Mix peanut butter and sugar until combined.

Add egg, vanilla, and baking soda, then mix into a smooth dough.

Roll dough into small balls and place on baking sheet.

Flatten each ball with a fork in a crisscross pattern.

Bake for 8–10 minutes until edges are set and centers are soft.

Let cool on the baking sheet for 5 minutes before transferring.

Notes

Store in an airtight container for up to 5 days. Do not overbake—cookies will firm up as they cool. Dough can be frozen and baked later. Avoid natural peanut butter for best results.