Peanut Butter No Bake Cookies

These Peanut Butter No Bake Cookies are rich, chewy and packed with bold peanut butter flavor. Balanced with tender oats, they are soft but set, sweet without being overwhelming and made with simple pantry staples.

No Bake Peanut Butter Cookies stacked

This is the perfect easy dessert for warm days when you do not want to use your oven or a last minute craving when you need something quick! They're also ideal for after-school snacks, casual gatherings or anytime you need a dependable no-bake treat.

If you are a fan of peanut butter desserts, you will want to give our 4-Ingredient Peanut Butter Cookies (the traditional baked version that inspired this recipe) and our indulgent Reeses Peanut Butter Cookies a try.

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Ingredients

This no bake recipe comes together quickly with a handful of simple ingredients.

No Bake Peanut Butter Cookie Ingredients

See the recipe card below for the exact quantities of each ingredient.

  • Granulated Sugar: Sweetens the cookies and helps them set properly once cooled.
  • Butter: Adds richness and helps form the base of the sugar mixture.
  • Whole Milk: Creates the liquid needed to dissolve the sugar and bring the mixture to a boil.
  • Creamy Peanut Butter: Provides flavor, structure and that signature creamy texture.
  • Oats: Old fashioned or quick cooking work well and give the cookies body and their chewy texture.

Before you get started, gather a baking sheet, parchment paper, medium saucepan and 3-tablespoon cookie scoop.

Variations

  • Crunchy Peanut Butter: Swap creamy for crunchy if you like added texture.
  • Chocolate Peanut Butter: Stir in a small amount of unsweetened cocoa powder or drizzle with some melted chocolate.
  • Extra Peanut Butter: Add a spoonful more for an even richer cookie.
  • Nut Butter Swap: Use almond butter or another nut butter for a slightly different flavor profile.
  • Dairy-Free Option: Use vegan butter and almond milk to make these dairy-free.

How to Make Peanut Butter No Bake Cookies

Check out how quick and easy it was to make this perfect treat.

No Bake Peanut Butter Cookies being made in a saucepan with melted ingredients

Prepare a baking sheet with parchment paper and set aside.

In a medium saucepan, add sugar, butter and milk and bring to a rolling boil over medium heat. Allow it to boil for about a minute, whisking regularly, then remove from heat.

Stir in the peanut butter until fully combined and then mix in the oats (it will start to get thick and tough quickly so make sure to mix evenly).

Using a 3-tablespoon cookie scoop, drop onto your prepared baking sheet and lightly flatten.

Allow them to set for about an hour and enjoy.

Hint: Let the mixture boil for a full minute to ensure the cookies set properly.

No Bake Peanut Butter Cookies on a baking sheet to set

Recipe Tips

  • Work Quickly: Once the oats are added, the mixture thickens fast.
  • Use a Cookie Scoop: This keeps the cookies evenly sized and easy to portion.
  • Do Not Overmix: Stir just until combined to maintain a chewy texture.
  • Let Them Set Undisturbed: Allow the cookies to firm up fully before moving them.


Another fan-favorite around here is our Peanut Butter Banana Muffins.

More No Bake Desserts

Storage Instructions

  • Room Temperature: Store in an airtight container between wax paper for up to 3 days.
  • Refrigerator: Store for up to 5 days if your kitchen runs warm.
  • Freezer: Freeze cookies in a freezer-safe container for up to 2 months.
No Bake Peanut Butter Cookie being picked up

No Bake Peanut Butter Cookies Recipe FAQs

Why didn't my cookies set?

The sugar mixture likely didn't boil long enough. A full rolling boil for one minute is key.

Can I use old-fashioned oats instead of quick oats?

Yes, but the texture will be slightly heartier and less smooth.

Can I add chocolate chips?

You can, but let the mixture cool slightly first so the chips don't melt completely.

No Bake Peanut Butter Cookies stacked with a bite taken from the top

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No Bake Peanut Butter Cookies stacked up close

Peanut Butter No Bake Cookies

Eva Filer
These Peanut Butter No Bake Cookies are rich and chewy, with bold peanut butter flavor, tender oats and simple pantry staples.
5 from 2 votes
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Prep Time 0 minutes
Cook Time 5 minutes
Total Time 5 minutes
Course 5-Ingredient Recipe, Desserts, No Bake
Cuisine American
Servings 12
Calories 232 kcal

Equipment

  • Baking Sheet
  • Parchment Paper
  • Medium Saucepan
  • 3 Tablespoon Cookie Scoop

Ingredients
  

  • 200 grams granulated sugar about 1 cup
  • ¼ stick butter salted or unsalted
  • ¼ cup whole milk
  • ¾ cup peanut butter smooth or creamy
  • 2 cups oats quick cooking or old-fashioned oats

Instructions
 

  • Prepare a baking sheet with parchment paper and set aside.
  • In a medium saucepan, add sugar, butter and milk and bring to a rolling boil over medium heat. Allow it to boil for about a minute, whisking regularly, then remove from heat.
  • Stir in the peanut butter until fully combined and then mix in the oats (it will start to get thick and tough quickly so make sure to mix evenly).
  • Using a 3-tablespoon cookie scoop, drop onto your prepared baking sheet and lightly flatten.
  • Allow them to set for about an hour and enjoy.

Notes

  • Work Quickly: Once the oats are added, the mixture thickens fast.
  • Use a Cookie Scoop: This keeps the cookies evenly sized and easy to portion.
  • Do Not Overmix: Stir just until combined to maintain a chewy texture.
  • Let Them Set Undisturbed: Allow the cookies to firm up fully before moving them.
  • Boil Mixture: Let the mixture boil for a full minute to ensure the cookies set properly.
  • Room Temperature: Store in an airtight container between wax paper for up to 3 days.
  • Refrigerator: Store for up to 5 days if your kitchen runs warm.
  • Freezer: Freeze cookies in a freezer-safe container for up to 2 months.

Nutrition

Serving: 12gCalories: 232kcalCarbohydrates: 30gProtein: 6gFat: 11gSaturated Fat: 3gPolyunsaturated Fat: 2gMonounsaturated Fat: 5gTrans Fat: 0.1gCholesterol: 6mgSodium: 87mgPotassium: 148mgFiber: 2gSugar: 19gVitamin A: 67IUCalcium: 22mgIron: 1mg
Keyword 5-Ingredient Recipes, Cookies, Desserts, Easy, No Bake, Peanut Butter, Quick, Simple
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3 Comments

  1. 5 stars
    I found these when I was looking for something quick and simple to make with my girls, who always like to help in the kitchen. They did most of the work and we had a nice treat to enjoy after. Love the chewiness and peanut buttery flavour!

  2. 5 stars
    We love how simple it is to whip these up in a pinch. They are items we always have in the house, which makes them a big repeater around here. They are just sweet enough, and have a light crunch-crumble texture that we love.

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