Crazy-easy, chewy and delicious, these 3 Ingredient Oatmeal Cookies are so simple to make and are just the BEST cookies! These moist, tender, chewy oatmeal cookies are the perfect

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3 ingredient oatmeal cookies
Instant Oatmeal Cookies - How crazy is that? And these cookies are GOOD! Like seriously good. Like "Deb the anti-sweet girl ate three" cookies (embarrassing yes!) but true, good!!!
They make a great after-school snack or breakfast cookie for busy mornings. If you can make a bowl of oatmeal, you can make these cookies. They are the easiest cookies to make!

Ingredients
For the exact simple ingredients for these chewy cookies, please refer to the printable recipe card at the bottom of this post.
- Maple Pecan Instant Oatmeal - individual serving packets. Or maple instant oatmeal packets.
- Soft Banana - they add a nice sweetness to the recipe and serve as a binder.
- Pecans - additional nuts are optional. I add them because it really drives the pecan flavor home. You could also use walnuts or crunchy hazelnuts!
Are you shaking your head at Instant Oatmeal? Don't be! Those little packets have a ton of flavor!

3 Ingredient Oatmeal Cookie Recipe
Ingredients
- 1 large over-ripe banana
- 2 packets maple pecan instant oatmeal
- ¼ cup pecans chopped
Instructions
- Preheat the oven to 375 degrees. Spray baking sheet with non-stick cooking spray set aside.
- Using a fork, mash the banana, chop the pecans.
- In a large mixing bowl, mix dry ingredients, the 2 packets of instant oatmeal in with the banana, stir in the pecans.
- Drop dough by spoonfuls onto a baking sheet - I use a small ice cream scoop so the cookies are uniform in size and bake evenly.
- Bake for 12 minutes until golden brown, allow to cool for 5 minutes before removing from the baking sheet onto a wire rack.
Notes
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Nutrition
FAQ's
Place the overripe bananas in a Ziploc freezer bag and pop it in the freezer. Skin on/skin off - either way, works. Personally, I think leaving the skin on preserves the banana better.
Yes, when these are cooled, be sure to refrigerate the oatmeal banana cookies. They also freeze great!
Yes, using a silpat or parchment paper is best when baking these cookies.

Tips to ripen bananas
What makes these cookies extra delicious is a good over-ripe banana.
- Place the bananas in a paper bag and leave them on the counter
- Preheat the oven to 350 degrees and bake the bananas (peel-on) for 15 to 20 minutes until the skins are completely black.
- Remove the skin, place the bananas in a bowl and microwave at 15-second intervals until soft. Depending on your microwave it will take 2-3 times until it can be easily mashed.
Variations
There are several varieties of individual serving oatmeal packets. The apples and cinnamon would be terrific with a handful of dried cranberries and walnuts.
Substitute a handful of raisins for the nuts when you use the Cinnamon and Spice packet. That is super yummy! These are so simple and perfect for a grab 'n go breakfast for busy mornings!
Add a small handful of dark chocolate chips is terrific with the maple and brown sugar packets.
Related recipes
It's been so fun sharing tried and true family cookie recipes on the blog! Here are more of my favorite easy cookie recipes!
- Grandma Cochrane's Pecan Sandies so crispy and rich.
- Grandma Bertha's Butter Cookies are perfect with a cup of coffee!
- These super delicious Peanut Butter Oatmeal Cookies are amazing, all you need is a big glass of milk!
- How about Peanut Butter Banana Oatmeal Cookies - SO yummy!
- Homemade Buckeyes - sweet, chocolatey peanut butter bites of deliciousness!!

💭 Recipe backstory
I've had the privilege of hosting KSEE24 before here at the house, but I've never been to the station, so this was exciting stuff! I got up bright and early (3 am!) to get ready, pack everything up and head to the station!
These cookies made their debut last week on TV! If you live here in the Valley I was on our local NBC affiliate station KSEE24 News morning show!
They are the perfect cookies to make for the show. So simple, it takes longer to preheat the oven than mix the cookie dough!
We had four segments on air. We baked Pumpkin Chocolate Chip Cookies, 4 Ingredient Peanut Butter Cookies and these tasty 3 Ingredient Oatmeal Cookies! We wrapped everything up in the end by packaging them into cute little boxes (pictured above) for a cookie exchange!

These 3-ingredient oatmeal cookies are proof that simple can still be seriously delicious. Whether you're baking up a quick snack, a lunchbox treat, or just need something sweet without the fuss—this recipe’s a keeper. If you give it a try, I’d love to hear how they turned out!
Leave a comment below, snap a photo, and tag me on social—I always love seeing your creations! 🍪💛
Cindy says
Making these as after school snacks was a breeze and the kids loved them - thank you!
Camden says
Oh wow, thank you for sharing so many variations to instant oatmeal cookies!
Bowl Me Over says
These are just eh BEST Camden, enjoy!
One Crazy House says
You had me at "3 ingredient oatmeal cookies"! I don't bake nearly as much as I would like (because who has the time--but I can make time for a simple, satisfying recipe like this!)
Cyndy says
These instant oatmeal cookies are awesome! I love the fact that they are only made with 3 simple, natural ingredients.
Sharon says
I just love a good, soft, and chewy cookies! I think I am going to add dried cranberries to this instant oatmeal cookies recipe!
Holly says
Since there is oatmeal in these instant oatmeal cookies, that makes them healthy, right? Asking for a friend 😉 LOL!
Kristen says
I love simple 3-ingredient cookie recipes like this instant oatmeal cookies recipe, because no matter what, I usually have all of the ingredients if I want an impromptu baking session (and don't feel like running to the store!).
Rita Joy says
First of all, how cool and clever is this 3 ingredient oatmeal cookies recipe!! They sound absolutley delicious and wonderfully quick. And second, I didn't know you've been on TV! These instant oatmeal cookies have such a fun story, I'm so glad you shared it with us.
Alyssa says
I can't wait to make these instant oatmeal cookies for my boys. They will be the perfect after school snack!
Cynthia says
I love that these instant oatmeal cookies take so few ingredients!
Bowl Me Over says
This easy recipe is so good - will you have them as a snack or as breakfast cookies?