Copycat oatmeal creme pies recreate the nostalgic flavors of a childhood favorite. Soft oatmeal cookies sandwich a smooth cream filling for a balanced dessert.

The texture of the cookies is key, offering softness without crumbling. The filling complements the cookies without overpowering them.

This recipe delivers a homemade version with improved freshness and flavor.

Copycat oatmeal creme pies are a nostalgic treat, beloved for their soft, chewy oatmeal cookies sandwiching a creamy, sweet filling. This recipe captures the texture and flavor of the original while giving home bakers the confidence to recreate them from scratch. Achieving the perfect balance of soft cookies and fluffy creme filling is key to making these pies irresistible.

What makes homemade oatmeal creme pies stand out is the attention to detail in both the cookie and filling. The cookies must be tender yet slightly chewy, with a hint of cinnamon and warmth from the oats, while the filling should be smooth, sweet, and light enough to complement without overpowering. Simple techniques and quality ingredients make it easy to replicate the flavors of the store-bought version without sacrificing freshness.

Resting the cookie dough before baking helps the oatmeal absorb moisture evenly, resulting in a consistent texture throughout. Meanwhile, piping or spreading the creme filling carefully ensures an even layer, preventing the filling from spilling out and maintaining the classic sandwich appearance. This balance is what gives these pies their iconic texture and mouthfeel.

Because oatmeal creme pies are both portable and versatile, they make a great choice for school lunches, afternoon snacks, or dessert tables at gatherings. Making them at home also allows control over sweetness, spice, and ingredient quality, creating a treat that is both familiar and superior to commercially prepared versions.

Substitutions & Variations

Substitutions

Oatmeal: Use old-fashioned rolled oats for traditional texture. Quick oats can be substituted, though the cookies may be slightly softer.
Butter alternatives: Replace butter with plant-based margarine or vegan butter for a dairy-free version.
Sugar adjustments: Half of the granulated sugar can be swapped with coconut sugar or maple sugar for a subtle flavor variation.
Flour: A portion of the all-purpose flour can be replaced with whole wheat flour for a heartier cookie, though the texture will be slightly denser.

Variations

Filling flavors: Add a teaspoon of vanilla extract, almond extract, or even a touch of maple syrup to the creme for a flavor twist.
Chocolate oatmeal pies: Fold mini chocolate chips into the cookie dough for an extra chocolatey variation.
Nutty twist: Add finely chopped walnuts or pecans to the cookie dough for added texture.
Gluten-free option: Substitute a 1:1 gluten-free flour blend for all-purpose flour to make the cookies suitable for gluten-free diets, keeping in mind slight adjustments in texture may be needed.

These substitutions and variations allow bakers to customize the pies while maintaining the classic chewy cookie and creamy filling structure.

Published by: Priscilla Michele

Copycat Oatmeal Creme Pies

These Copycat Oatmeal Creme Pies taste just like the classic childhood favorite — soft, chewy oatmeal cookies sandwiched around a fluffy marshmallow buttercream filling. Made with simple ingredients and no preservatives, this homemade version delivers the nostalgic flavor and texture you love — even better than store-bought!

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Prep Time 25

Total Time 35

Servings: 12 sandwich cookies

Ingredients Equipment Method Notes

Ingredients

Dough:
1 cup unsalted butter, melted
1 cup dark brown sugar, packed
1/2 cup granulated sugar
2 tbsp unsulfered molasses
2 eggs, room temperature
2 tsp vanilla extract
2 cups all purpose flour
2 tsp cornstarch
1 1/4 tsp baking soda
1 tsp cinnamon
1 tsp salt
2 cups instant oats
Filling Recipe:
2 cups marshmellow fluff
1 cup unsalted butter, softend
1/2 cup confectioner sugar
1 tsp vanilla extract
1/2 tsp salt

Equipment

Mixing bowls
Hand mixer or stand mixer
Baking sheet
Parchment Paper
Cookie scoop
Cooling rack
Rubber spatula
Measuring cups & spoons

Method

Prepare the Cookie Dough
Preheat oven to 350°F (175°C) and line baking sheets with parchment paper.In a large bowl, whisk together the melted butter, brown sugar, and granulated sugar until smooth. Add the molasses, eggs, and vanilla extract, mixing until fully combined.
Combine the Dry Ingredients
In a separate bowl, whisk together the flour, cornstarch, baking soda, cinnamon, and salt. Gradually add the dry mixture to the wet mixture, stirring until just combined. Fold in the instant oats until evenly distributed.
Bake the Cookies
Scoop tablespoon-sized portions of dough onto the prepared baking sheets, spacing them about 2 inches apart.Bake for 9–10 minutes, or until the edges are lightly golden but the centers still look soft. Let cookies cool completely before adding the filling.
Make the Marshmallow Filling
In a large mixing bowl, beat together the butter until smooth and creamy. Add the marshmallow fluff, confectioners’ sugar, vanilla, and salt. Beat on medium speed for 2–3 minutes, until light and fluffy.
Assemble the Creme Pies
Spread or pipe about 1–2 tablespoons of filling onto the bottom of one cookie. Gently press another cookie on top to form a sandwich. Repeat with remaining cookies.
Chill and Serve
For the best texture, refrigerate for 30 minutes before serving. Store leftovers in an airtight container at room temperature for up to 3 days or refrigerate for up to a week.

Notes

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Baker’s Tips

Use instant oats — not rolled oats — for the signature soft texture and chewiness.
For perfect sandwiches, pair cookies of similar size before filling to ensure even distribution of creme.
Chill the dough for at least 30 minutes before baking to control spreading and maintain soft centers.

This copycat recipe offers a satisfying alternative to store-bought treats.

Copycat oatmeal creme pies store beautifully, maintaining their soft cookie texture and fluffy filling for several days when kept in an airtight container. For longer-term storage, the cookies can be frozen, either baked or as dough portions, allowing you to enjoy fresh pies anytime. Freezing also helps preserve their iconic chewy texture and creamy interior.

The appeal of these homemade pies goes beyond nostalgia — they are reliable and easy to make, delivering consistent results without complicated techniques. Whether baked for kids’ lunches, holiday treat boxes, or casual snacking, these pies impress with their perfect balance of chewy cookies and smooth filling.

Because the recipe is adaptable, bakers can experiment with flavors, add-ins, or dietary modifications without losing the classic structure. Each pie delivers familiar taste and texture, making them an ideal choice for anyone who loves traditional desserts but wants a homemade version.

If you’ve tried these copycat oatmeal creme pies, consider leaving a comment or star rating to share your experience. Your feedback helps other readers recreate these pies successfully. Don’t hesitate to ask questions or share your own creative variations — your input is always welcome and appreciated.