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3 Ingredient Oatmeal Cookies With Egg

3 ingredient oatmeal cookies with egg are soft, chewy cookies made with natural peanut butter, rolled oats, and a touch of honey or maple syrup. Quick to make in just 22 minutes, these cookies are perfect for a wholesome snack or dessert. This recipe yields 12 cookies that are naturally sweetened, gluten-free, and packed with heart-healthy ingredients.

When I first made this for Theo, he couldn’t stop raving about the gooey texture paired with the subtle nutty sweetness. They’ve become a staple snack in our home ever since.

Table of Contents

Why should you try Healthy Peanut Butter Oatmeal Cookies?

Healthy Peanut Butter Oatmeal Cookies are a go-to recipe for anyone craving a sweet treat without the guilt. Packed with wholesome ingredients, they offer flavors that delight and textures that satisfy in equal measure.

  • Minimal Ingredients: With just a handful of pantry staples, you can whip up these cookies in no time.
  • Naturally Sweetened: Made with honey or maple syrup, these cookies skip refined sugar while still tasting indulgent.
  • Loaded With Nutrients: Rolled oats add fiber, while peanut butter provides a dose of healthy fats and proteins.
  • Customizable: Add dark chocolate chips or raisins for an extra burst of flavor and texture.

Whether you’re preparing snacks for the week or a quick dessert for guests, this recipe is both efficient and nutritious.

What ingredients do you need for Healthy Peanut Butter Oatmeal Cookies?

To make Healthy Peanut Butter Oatmeal Cookies, you need a mix of simple and wholesome ingredients that are likely already in your pantry. Here’s what you’ll need:

The natural peanut butter serves as both a binder and source of rich, creamy flavor. Using rolled oats ensures a hearty texture, while honey or maple syrup adds subtle, natural sweetness.

How do you make Healthy Peanut Butter Oatmeal Cookies step by step?

These cookies are incredibly simple to make, requiring just one bowl and minimal cleanup. Here’s how you can prepare them:

Step 1 — Preheat the oven

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

Step 2 — Mix the wet ingredients

In a large mixing bowl, combine the natural peanut butter, honey (or maple syrup), egg, and vanilla extract. Stir until the mixture is completely smooth.

You might also enjoy our peanut butter cookies with brown sugar.

Step 3 — Add the dry ingredients

Add the rolled oats, baking soda, and salt to the wet mixture. Stir until all the ingredients are fully incorporated.

Step 4 — Fold in optional additions

If using dark chocolate chips or raisins, gently fold them into the dough for extra texture and sweetness.

A plate of freshly baked healthy peanut butter oatmeal cookies on a wooden table.

Step 5 — Shape the cookies

Using a tablespoon or cookie scoop, drop equal portions of dough onto the prepared baking sheet, spacing them about 2 inches apart.

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Step 6 — Flatten slightly

Gently press down on each cookie with the back of a spoon or your fingers, as these cookies won’t spread much during baking.

Step 7 — Bake

Bake in the preheated oven for 10-12 minutes, or until the edges appear slightly golden.

Step 8 — Cool

Let the cookies cool for 5 minutes on the baking sheet, then transfer them to a wire rack to cool completely before enjoying.

For more ideas, check out our the recipe for easy sugar.

Frequently Asked Questions About Healthy Peanut Butter Oatmeal Cookies

Can I make these cookies without eggs?

Yes, you can substitute a flax egg (1 tablespoon flaxseed meal mixed with 2.5 tablespoons water) for the egg. Let it sit for 5 minutes before adding it to the mixture.

Are these cookies gluten-free?

Yes, as long as you use certified gluten-free oats, this recipe is naturally gluten-free.

How long do these cookies stay fresh?

These cookies remain fresh for up to 5 days when stored in an airtight container at room temperature.

Can I freeze the dough instead of baking it right away?

Yes, you can freeze the dough in pre-portioned scoops on a baking sheet. Once frozen, transfer them to a freezer bag and bake from frozen when ready.

Why don’t these cookies spread during baking?

Because this recipe doesn’t use butter or traditional flour, the cookies hold their shape more. Flattening them before baking helps achieve the desired shape.

How do you store and reheat Healthy Peanut Butter Oatmeal Cookies?

Store these cookies in an airtight container at room temperature for up to 5 days. For longer storage, place them in the freezer for up to 3 months.

Looking for something similar? Try our easy peanut butter cookies.

If you’d like to enjoy them warm, reheat in the microwave for 10-15 seconds or in a 300°F (150°C) oven for 3-4 minutes. This refreshes their soft texture and enhances the flavor.

Can you make ingredient swaps in this recipe?

Yes, a few simple ingredient swaps can be made without compromising the recipe. Here are some suggestions:

  • Swap honey for maple syrup if you prefer a vegan option or a more subtle sweetness.
  • Use quick oats instead of rolled oats for a finer texture in the cookies.
  • Substitute raisins with dried cranberries or chopped nuts for variety and crunch.

These swaps are perfect for tailoring the cookies to your flavor preferences or pantry availability.

What are some expert tips for making the best cookies?

Here are a few tips to elevate your Healthy Peanut Butter Oatmeal Cookies:

  • Use room-temperature ingredients to ensure smoother mixing and even baking.
  • Don’t overbake. These cookies firm up as they cool, so remove them when the edges are just golden.
  • For best results, use natural peanut butter that doesn’t contain added sugars or oils.
  • Add a pinch of cinnamon or nutmeg to the dough for an extra layer of warmth and flavor.

These tips guarantee a perfect batch every time, with soft, chewy cookies that everyone can enjoy.

Healthy Peanut Butter Oatmeal Cookies

Prep Time 10 minutes
Cook Time 12 minutes
Total Time 22 minutes
Servings 12 cookies
Calories 150
These Healthy Peanut Butter Oatmeal Cookies are a quick and easy treat made with wholesome ingredients. Perfect for a guilt-free snack or dessert!

Equipment

  • Mixing bowl
  • baking sheet
  • parchment paper
  • Cookie scoop
  • Wire rack
  • Oven

Ingredients

Instructions 

  • Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
  • In a mixing bowl, combine the peanut butter, honey (or maple syrup), egg, and vanilla extract. Mix until smooth and well combined.
  • Add the rolled oats, baking soda, and salt to the wet mixture. Stir until fully incorporated.
  • If desired, fold in the dark chocolate chips or raisins for extra flavor.
  • Using a tablespoon or cookie scoop, drop spoonfuls of the dough onto the prepared baking sheet, spacing them about 2 inches apart.
  • Gently flatten each cookie slightly with the back of a spoon or your fingers, as these cookies won't spread much during baking.
  • Bake in the preheated oven for 10-12 minutes, or until the edges are lightly golden.
  • Remove the cookies from the oven and allow them to cool on the baking sheet for 5 minutes before transferring to a wire rack to cool completely.

Notes

For a vegan option, use a flax egg instead of a regular egg. Store cookies in an airtight container for up to a week.
Calories: 150kcal
Cost: $5
Course: Dessert, Snack
Cuisine: American
Keyword: healthy cookies, oatmeal cookies, peanut butter cookies
A plate of freshly baked healthy peanut butter oatmeal cookies on a wooden table.

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