3 Ingredient Banana Oatmeal Cookies

3 Ingredient Banana Oatmeal Cookies

If you’re looking for a simple, wholesome, and delicious treat that comes together in minutes, these 3 Ingredient Banana Oatmeal Cookies are your answer. Perfect for busy mornings, post-workout snacks, or a guilt-free dessert, this recipe is a game-changer. With just bananas, oats, and a touch of sweetness, you can whip up a batch of soft, chewy cookies that are naturally gluten-free and packed with fiber. Let’s dive into why this recipe is a must-try and how you can make it your own.

Why You’ll Love This Recipe

There are countless reasons to adore these banana oatmeal cookies, but here are the top five that make them stand out:

  • Effortless and quick – With only three ingredients and no baking expertise required, these cookies are perfect for beginners or anyone short on time.
  • Healthy and nourishing – Packed with fiber from oats and natural sweetness from bananas, these cookies are a nutritious alternative to store-bought snacks.
  • Customizable – Easily adapt them with mix-ins like nuts, chocolate chips, or spices to suit your taste.
  • Kid-friendly – A great way to sneak in wholesome ingredients for picky eaters while keeping them delicious.
  • Meal-prep friendly – Make a big batch ahead of time for grab-and-go breakfasts or snacks throughout the week.

Ingredients Breakdown

Despite the minimal ingredient list, each component plays a crucial role in creating the perfect cookie texture and flavor:

  • Ripe bananas – The star of the show, bananas act as a natural sweetener and binder, eliminating the need for eggs or refined sugar. The riper the bananas, the sweeter and more flavorful your cookies will be.
  • Rolled oats – Old-fashioned oats provide structure and chewiness while keeping the cookies gluten-free (if using certified gluten-free oats). Avoid quick oats for the best texture.
  • Optional add-ins – While not mandatory, a pinch of cinnamon, vanilla extract, or a handful of dark chocolate chips can elevate the flavor profile.

How to Make 3 Ingredient Banana Oatmeal Cookies

Follow these simple steps for foolproof banana oatmeal cookies every time:

  1. Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper for easy cleanup.
  2. Mash the bananas in a large mixing bowl until smooth. A few small lumps are fine, but the smoother the mash, the more even the cookie texture.
  3. Stir in the oats until fully combined. The mixture should be thick but slightly sticky. If it feels too wet, add an extra tablespoon of oats.
  4. Fold in any extras like cinnamon, nuts, or chocolate chips if desired.
  5. Scoop and shape the dough into small rounds (about 1-2 tablespoons each) and place them on the baking sheet. Flatten slightly with the back of a spoon since they won’t spread much while baking.
  6. Bake for 12-15 minutes until the edges are golden and the cookies hold their shape. Let them cool on the sheet for 5 minutes before transferring to a wire rack.

Pro Tips for the Best Results

  • For extra flavor, toast the oats in a dry skillet for a few minutes before mixing them into the batter.
  • If your bananas aren’t quite ripe enough, microwave them for 20-30 seconds to soften and enhance their sweetness.
  • Let the dough rest for 5-10 minutes before baking to allow the oats to absorb the banana moisture, preventing a soggy texture.
  • For crispier cookies, bake a few minutes longer, but keep an eye on them to avoid burning.

Variations and Substitutions

This recipe is incredibly versatile. Here are some delicious ways to switch it up:

  • Protein-packed – Stir in a scoop of vanilla or chocolate protein powder for an extra boost.
  • Nutty crunch – Add chopped walnuts, pecans, or almonds for texture.
  • Chocolate lover’s delight – Mix in dark chocolate chips or drizzle melted chocolate on top after baking.
  • Spiced version – A dash of cinnamon, nutmeg, or pumpkin spice adds warmth.
  • Vegan option – Ensure your add-ins are vegan-friendly, and use dairy-free chocolate if desired.

What to Serve With It

These cookies pair wonderfully with:

  • A glass of almond milk or cold brew coffee for a quick breakfast.
  • Greek yogurt and fresh berries for a balanced snack.
  • A dollop of peanut butter or almond butter for extra protein.
  • A warm cup of herbal tea in the afternoon.

How to Store and Reheat

To keep your cookies fresh:

  • Room temperature – Store in an airtight container for up to 3 days.
  • Refrigerator – Extend freshness for up to 1 week.
  • Freezer – Place cooled cookies in a freezer-safe bag for up to 3 months. Thaw at room temperature or reheat in a toaster oven for a few minutes.

Frequently Asked Questions (FAQs)

Can I use quick oats instead of rolled oats?
Quick oats will work but may result in a denser texture. Stick to rolled oats for the best chewiness.

Why are my cookies too soft?
This usually happens if the bananas were overly ripe or the cookies weren’t baked long enough. Try adding a few extra minutes to the baking time or letting them cool completely before serving.

Can I make these cookies without a baking sheet?
Yes, you can use a silicone baking mat or even lightly grease a baking pan if parchment paper isn’t available.

Are these cookies suitable for babies?
Absolutely! They make a great finger food for toddlers, but ensure any add-ins are age-appropriate.

Final Thoughts

These 3 Ingredient Banana Oatmeal Cookies prove that simplicity can be incredibly satisfying. Whether you’re meal-prepping for the week or need a last-minute treat, this recipe delivers every time. I love how adaptable they are—sometimes I add a sprinkle of sea salt on top for a sweet-and-salty twist. Give them a try, and don’t be afraid to experiment with your favorite flavors. Happy baking!

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3 Ingredient Banana Oatmeal Cookies


  • Author: Simple Recipes Co.

Description

These easy banana oatmeal cookies require just three ingredients and are perfect for a healthy snack or quick breakfast. Naturally sweetened with ripe bananas and packed with fiber from oats, they’re gluten-free and vegan-friendly.


Ingredients

Scale

For the Crust:

  • For the cookies:
  • 2 large ripe bananas (about 1 cup mashed)
  • 1 1/2 cups rolled oats (gluten-free if needed)
  • 1/4 cup chocolate chips or raisins (optional add-in)

Instructions

1. Prepare the Crust:

  1. 1. Preheat oven to 350°F (175°C) and line a baking sheet with parchment paper.
  2. 2. In a medium bowl, mash the bananas until smooth with few lumps remaining.
  3. 3. Stir in the oats (and optional add-ins) until fully combined. Let sit for 5 minutes so oats soften slightly.
  4. 4. Drop tablespoon-sized portions of dough onto the prepared baking sheet, flattening slightly with the back of a spoon.
  5. 5. Bake for 12-15 minutes until edges are golden. Cool on the baking sheet for 5 minutes before transferring to a wire rack.

Notes

For crispier cookies, bake an extra 2-3 minutes. Store in an airtight container for up to 3 days or freeze for longer storage. These cookies won’t spread much, so flatten them to your desired thickness before baking.

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