Introduction
If you love the rich, nutty taste of peanut butter combined with the chewy goodness of oatmeal cookies, then these Peanut Butter Oatmeal Sandwich Cookies are the perfect treat for you. Made with simple pantry ingredients, these cookies offer a soft, chewy texture with a creamy peanut butter filling that melts in your mouth.
Whether youโre looking for a classic homemade cookie recipe or a new dessert to impress your family, this guide will walk you through every step of making these delicious sandwich cookies from scratch. Plus, weโll share tips to ensure your cookies turn out perfectly every time. Letโs get baking!
Table of Contents

Ingredients
For the Oatmeal Cookies:
- 1 cup old-fashioned rolled oats
- 1 cup all-purpose flour
- 1 teaspoon baking powder
- ยฝ teaspoon salt
- ยฝ cup unsalted butter, softened
- ยฝ cup creamy peanut butter
- ยพ cup brown sugar, packed
- 1 tablespoon honey
- 1 teaspoon vanilla extract
- 1 large egg
For the Peanut Butter Filling:
- ยฝ cup creamy peanut butter
- ยฝ cup powdered sugar
- 2 tablespoons unsalted butter, softened
- 1 tablespoon heavy cream or milk
- ยฝ teaspoon vanilla extract
Key Features
Prep Time | Cook Time | Total Time | Servings | Yield |
---|---|---|---|---|
15 mins | 10 mins | 25 mins | 12 | 12 sandwich cookies |
Nutrition Facts
Nutrient | Amount Per Serving |
---|---|
Calories | 220 kcal |
Carbohydrates | 25g |
Protein | 5g |
Fat | 12g |
Saturated Fat | 4g |
Fiber | 2g |
Sugar | 12g |
Sodium | 90mg |
Essential Ingredients for Peanut Butter Oatmeal Sandwich Cookies
The secret to making Peanut Butter Oatmeal Sandwich Cookies lies in using the right combination of ingredients. Each component plays a crucial role in achieving the perfect balance of chewiness, flavor, and creaminess.
Key Dry Ingredients
These dry ingredients form the base of the cookies, giving them their signature texture and structure.
- Oats โ Use old-fashioned rolled oats for a chewy texture or quick oats for a softer bite. Avoid instant oats, as they can make the cookies too dry.
- Flour โ All-purpose flour provides the right structure, helping the cookies hold their shape while staying soft.
- Baking Powder โ A leavening agent that ensures a slight lift, making the cookies light yet chewy.
- Brown Sugar โ Adds sweetness while also contributing to the cookiesโ moist and chewy consistency. Light brown sugar works best, but dark brown sugar can add a deeper molasses flavor.
Wet Ingredients
The wet ingredients bring moisture, richness, and flavor to the cookie dough.
- Peanut Butter โ Choose natural creamy peanut butter for a rich, nutty flavor. If using commercial peanut butter, avoid those with added oils or sugar for better consistency.
- Butter โ Softened butter enhances the cookiesโ soft texture and adds a buttery richness. Using unsalted butter allows you to have more control over the amount of salt in your recipe.
- Honey โ Acts as a natural sweetener while helping the cookies retain moisture. It also complements the peanut butter flavor beautifully.
- Vanilla Extract โ Boosts the flavor profile and imparts a cozy, fragrant essence.
The Creamy Filling
The peanut butter filling is what makes these cookies extra special, creating a smooth and decadent layer between each oatmeal cookie.
- Peanut Butter โ A creamy peanut butter base ensures a silky, spreadable filling.
- Powdered Sugar โ Sweetens the filling while keeping it light and fluffy.
- Butter or Heavy Cream โ Helps smooth out the filling and make it easy to spread between cookies.
- Honey or Maple Syrup (Optional) โ Adds a natural sweetness and a touch of extra flavor.

With these carefully selected ingredients, youโll create perfectly chewy oatmeal cookies with a rich peanut butter filling. Next, letโs dive into the step-by-step process to bring these cookies to life!
Step-by-Step Guide to Making Peanut Butter Oatmeal Sandwich Cookies
Follow this simple process to make soft, chewy Peanut Butter Oatmeal Sandwich Cookies with a creamy filling.
1. Making the Oatmeal Cookie Dough
The key to a great cookie starts with properly mixing the ingredients.
- In a medium bowl, whisk together rolled oats, flour, baking powder, and salt. Set aside.
- In a separate large bowl, beat butter, peanut butter, and brown sugar until creamy and smooth.
- Add honey, vanilla extract, and egg, then mix until fully incorporated.
- Slowly incorporate the dry ingredients into the wet mixture, stirring until everything is just combined. Avoid overmixing to keep the cookies soft.
2. Shaping and Baking
Evenly shaped cookies ensure perfect sandwich pairs.
- Set your oven to 350ยฐF (175ยฐC) and prepare a baking sheet by lining it with parchment paper.
- Scoop 1-inch dough balls onto the baking sheet, spacing them about 2 inches apart.
- Gently flatten each ball slightly with the back of a spoon or your fingers.
- Place in the oven and bake for 8-10 minutes, or until the edges turn a golden brown.
- Allow the cookies to rest on the baking sheet for 5 minutes before moving them to a wire rack to cool down fully.
3. Preparing the Peanut Butter Filling
A smooth, creamy filling makes these cookies irresistible.
- In a bowl, mix peanut butter, powdered sugar, softened butter, and vanilla extract until smooth.
- If the filling is too thick, add 1 tablespoon of heavy cream or milk to reach a spreadable consistency.
- Taste and adjust sweetness if needed.
4. Assembling the Sandwich Cookies
Pairing the cookies correctly ensures a neat and delicious sandwich.
Let the cookies sit for 10-15 minutes to allow the filling to set before serving.
Match up similar-sized cookies to create evenly shaped sandwiches.
Spread about 1 tablespoon of peanut butter filling onto the flat side of one cookie.
Place another cookie on top, pressing gently to spread the filling evenly.
Why Youโll Love These Peanut Butter Oatmeal Sandwich Cookies
These Peanut Butter Oatmeal Sandwich Cookies are more than just a sweet treatโtheyโre the perfect combination of texture, flavor, and wholesome ingredients. Hereโs why theyโll become your new favorite homemade cookies:
- The Perfect Balance of Chewy and Creamy Textures
Each bite delivers a satisfying contrast between the soft, chewy oatmeal cookies and the rich, creamy peanut butter filling. The cookies have a slightly crisp edge with a tender center, making them irresistible. - A Nostalgic Treat with Homemade Flavors
If you grew up enjoying peanut butter cookies, these sandwich cookies will bring back warm childhood memories. The homemade flavors of oats, peanut butter, and vanilla create a comforting and familiar taste that store-bought versions canโt match. - Healthier Ingredients Like Oats and Natural Peanut Butter
Unlike many store-bought cookies loaded with artificial ingredients, these homemade treats use whole oats for added fiber and natural peanut butter for a protein boost. You can even adjust the sweetness by using honey or brown sugar to make them as indulgent or as wholesome as you prefer.
Tips for the Best Soft and Chewy Sandwich Cookies
Making Peanut Butter Oatmeal Sandwich Cookies with the perfect chewy texture and rich flavor requires a few key techniques. Follow these expert tips to get the best results.
1. Using Natural Peanut Butter for the Best Flavor
- Choose creamy, unsweetened natural peanut butter for a more authentic peanut taste.
- If using natural peanut butter, stir well before adding it to the dough to evenly distribute the oils.
- Avoid peanut butter with added sugars or hydrogenated oils, as they can affect the texture of both the cookies and the filling.
2. How to Get the Perfect Chewy Texture with Oats
- Use old-fashioned rolled oats instead of quick oats for the best chewiness. Quick oats absorb more moisture and can make the cookies too soft.
- Slightly toasting the oats before adding them to the dough enhances their nutty flavor and gives a heartier bite.
- Donโt overbakeโremove cookies from the oven when the edges are golden but the center looks slightly soft. They will firm up as they cool.
3. Storage Tips to Keep Cookies Fresh Longer
- At Room Temperature: Store assembled cookies in an airtight container for up to 3 days. Place parchment paper between layers to prevent sticking.
- In the Refrigerator: Keep in an airtight container for up to a week. Let them sit at room temperature before eating for a softer texture.
- Freezing: You can freeze the unfilled cookies for up to 3 months. Thaw before assembling with the peanut butter filling.
Frequently Asked Questions (FAQs)
1. Can I use crunchy peanut butter instead of creamy?
Yes, you can! While creamy peanut butter gives a smooth filling, using crunchy peanut butter in the dough will add a little texture and extra peanut flavor. However, for the filling, creamy peanut butter is recommended for a smoother consistency.
2. Can I make these cookies without eggs?
Yes, you can make these cookies egg-free by using a flax egg or an egg replacer. Simply mix 1 tablespoon of ground flaxseed with 2.5 tablespoons of water, let it sit for 5 minutes to thicken, and then add it to the dough in place of the egg.
3. How do I prevent my cookies from spreading too much?
To prevent spreading, chill the cookie dough for about 30 minutes before baking. This helps the dough hold its shape while baking and ensures your cookies stay thick and chewy.
4. Can I make the peanut butter filling ahead of time?
Yes, you can make the peanut butter filling ahead of time and store it in an airtight container in the fridge for up to a week. Let it soften a little before spreading it onto the cookies for easy assembly.
Youโll Also Love
If you enjoyed these Peanut Butter Oatmeal Sandwich Cookies, you might also love these delicious treats:
- Peanut Butter Chocolate Chip Cookies โ A perfect mix of chocolate and peanut butter in every bite.
- Oatmeal Raisin Cookies โ Classic chewy oatmeal cookies with a sweet touch of raisins.
- No-Bake Peanut Butter Bars โ A simple, quick treat thatโs full of peanut butter flavor without the need for baking.
Conclusion
Making Peanut Butter Oatmeal Sandwich Cookies from scratch is a fun and rewarding experience that results in delicious, homemade cookies everyone will love. With the right ingredients and a few helpful tips, you can create the perfect soft, chewy sandwich cookies filled with creamy peanut butter.
Whether youโre enjoying them as an afternoon snack or sharing them at a gathering, these cookies are sure to impress. Donโt forget to experiment with different filling variations or add-ins to make them your own. Happy baking, and enjoy your freshly baked peanut butter oatmeal cookies!
Give it a try and donโt forget to share yourย #BeesRecipesย creations onย Instagramย โ weโd love to see how you make it your own!