High Protein Cookie Dough Overnight Oats
- April 21, 2026
- 1 Comment
Chocolate chip cookie dough overnight oats are a healthy and delicious option with just 8 ingredients. Made with oats, graham crackers, vanilla greek yogurt, optional protein powder, and chia seeds, these cookie dough overnight oats taste delicious AND offer nutrition!

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Recipe Breakdown
If you like a sweet tooth, these cookie dough overnight oats taste like dessert, yet provide the nourishing fiber and protein you look for in a filling high protein breakfast! They come together quickly and only need a few hours of sit time in the fridge, and make for the perfect on-the-go breakfast or snack!
I love everything cookie dough, and always have. I mean, who wouldn’t love chunks of cookie dough in ice cream, and even oatmeal?
Don’t we all want an edible oatmeal cookie dough recipe? Pumpkin Spice Cookie Dough and No Bake Cookie Dough Bites are some of our favorites!
Now, these overnight oats with cookie dough feature a blend of vanilla protein powder, pb2, chocolate chips, graham crackers and vanilla greek yogurt which all contribute to make the perfect cookie dough flavor. It’s like the perfect breakfast cookie dough.
I tested them a dozen times for you to perfect them, and also had my associated dietitians test them. We used this recipe in our post workout recipe ebook!
As a Registered Dietitian, I want my breakfast to taste good and also provide protein, which these overnight cookie dough oats certainly do.
Why We Make These Cookie Dough Overnight Oats Over and Over Again
- Easy high protein breakfast -Like my high protein overnight oats, chocolate chip cookie dough oats are bursting with protein, thanks to the protein powder and greek yogurt, to help keep you fuller throughout the day.
- No Cooking and Low Prep – All you have to do is mix the ingredients the night before, put them in overnight oat jars, and put in the fridge to enjoy or grab-and-go the next morning. It’s like breakfast cookie dough that you can batch make ahead for the busy week ahead.
- Easy post-workout option– Overnight cookie dough oats are a great post-workout meal and recovery option if you do a morning workout, that pairs protein and carbs!
- High Fiber – An oatmeal breakfast recipe is a great way to start your day with adequate fiber. A good alternative to my overnight oats with kefir and chia.

Ingredients
Here’s what you need for these healthy cookie dough overnight oats, with notes on each ingredient.

- oats – Rolled oats work best. I wouldn’t use steel cut oats in this recipe.
- vanilla greek yogurt – You can also use plain greek yogurt instead of vanilla if you want to reduce the sugar.
- milk of choice – I prefer dairy or soy milk for additional protein, but oat milk, cashew milk or coconut milk also work, based on your preferences.
- vanilla protein powder – I like to mix protein powder with collagen
- pb2 – We used pb2 powder to give a dough-like consistency and flavor. I love PB2 in recipes, like this high protein granola and easy pb2 cookies.
- chocolate chips – If you’re not into chocolate chips, you can substitute with sprinkles or extra graham crackers.
- crumbled graham crackers
- chia seeds, optional – I also like to add chia seeds to thicken things up and get some extra nutrition.
How to Make Overnight Oats with Cookie Dough
Making these overnight oats with cookie dough flavors couldn’t be easier. It’s so hands off, which I love as a busy mom of three.
I love doing them in mason jars or overnight oat jars since they stand upright and take up a little less room in the fridge and you can shake them. But, you can just mix everything in a tupperware or regular glass too!
STEP 1: Mix all of the ingredients in the jar and let them sit in the fridge overnight. If you want it for an afternoon snack, mix it at least 3 hours before you want to enjoy.
It will seem watery, but don’t worry, it will firm up in the fridge when the chia seeds gel up! I promise, it will feel like healthy oatmeal cookie dough.

Do a Taste Test
Honestly, I usually try the mixture now, even though it’s watery, to see if it’s to my desired sweetness. I start without maple syrup, as it’s always easy to add in if I want more sweetness.
STEP 2: Add some crunched-up graham crackers into your overnight oats jar. I also like to add some on top when I take them out of the fridge, so they add a nice and crunchy element.

STEP 3: Let cookie dough overnight oats sit in the fridge for at least 3-4 hours, or overnight. When ready, I also love topping with banana slices to bring everything together.
Peanut butter, banana, chocolate, cookie dough = amazing.

Storage
Like most overnight oats recipes, these cookie dough overnight oats are good for up to 2-3 days, when stored in the fridge.
They can be great for oatmeal meal prep for part of the week!
Don’t forget to leave a review if you give these a try!
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High Protein Cookie Dough Overnight Oats
Ingredients
- 1/2 cup quick oats
- 1/2 2 T vanilla protein powder
- 1 T PB2
- Pinch of salt
- 3/4 c milk of choice
- 1 T chia seeds, optional
- 1/4 cup vanilla Greek yogurt
- 1 graham cracker, crumbled
- 1 T mini chocolate chips
- 1 T maple syrup, optional I didn’t need any, but if you like it sweeter, you can use
Instructions
- In a mason jar or Tupperware container, combine the oats, protein powder, PB2, salt, milk, and chia seeds. Stir until well-combined, or place the top on the container and shake until ingredients are mixed and no lumps remain.
- Once shaken thoroughly, mix in the greek yogurt until well combined. Place in the fridge for 3 hours or overnight.
- When ready to eat, top with chocolate chips and/or crumbled graham cracker and enjoy!
Nutrition
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