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Cookie Dough Overnight Oats

Home » High Protein » Cookie Dough Overnight Oats

These cookie dough overnight oats are the kind of breakfast that makes you feel like you’re getting away with something. Creamy, lightly sweet, packed with vanilla, nut butter, and mini chocolate chips, and somehow still totally appropriate to eat at 7 a.m.

They taste like actual cookie dough. Not “inspired by.” Not “close enough.” Real cookie dough vibes. But they’re made with wholesome ingredients, loaded with protein, and keep you full for hours. This is the breakfast I prep when I want mornings to feel easier and a little more fun.

If you love overnight oats but get bored of the same flavors, this one needs to be in your rotation.

  • Tastes like dessert but works for breakfast
  • High-protein and filling
  • No cooking required
  • Perfect for meal prep
  • Kid friendly and adult approved
  • Customizable with what you have

They’re soft, creamy, and somehow get better the longer they sit in the fridge.

A few key ingredients do the heavy lifting here.

Extra vanilla is non-negotiable. Cookie dough flavor comes from vanilla more than anything else.

Nut butter adds richness and that classic cookie dough base. Peanut butter or almond butter both work beautifully.

Greek yogurt gives these overnight oats a thick, creamy texture and adds protein.

Mini chocolate chips distribute evenly so you get chocolate in every bite.

It’s cozy, nostalgic, and genuinely satisfying.

Ingredients and Tips

Old-fashioned rolled oats hold their texture best for overnight oats. Quick oats will get too soft.

Vanilla Greek yogurt adds sweetness and protein without extra sugar.

Milk of choice loosens the mixture so the oats soften properly.

Chia seeds help thicken everything and add staying power.

Nut butter creates that cookie dough flavor and richness.

Maple syrup or honey sweetens just enough without being overpowering.

Sea salt balances the sweetness and enhances the cookie dough vibe.

Cinnamon is optional but adds warmth.

Texture Check Before Chilling

Before you refrigerate, the mixture should look like thick, pourable oatmeal.

  • Too thick? Add a splash of milk
  • Too thin? Add a spoonful of chia seeds or oats

Once chilled, it should be creamy, not soupy.

  • Blend the wet ingredients until completely smooth
  • Stir thoroughly so chia seeds don’t clump
  • Fold in chocolate chips last
  • Let them chill at least 6 hours

Overnight is ideal for the best texture.

Ingredient Swaps & Variations

  • Use dairy-free yogurt and milk to make them dairy-free
  • Swap peanut butter for almond butter or sunflower seed butter
  • Add collagen or protein powder if you want more protein
  • Use dark chocolate chips or chopped chocolate
  • Add a spoonful of cottage cheese for extra creaminess

These oats are very forgiving.

Common Problems and Fixes

Oats too thick:
Stir in milk before eating.

Oats too thin:
Add more chia seeds and let them sit another hour.

Nut butter clumps:
Make sure it’s fully blended into the wet ingredients.

Not sweet enough:
Drizzle a little maple syrup on top before serving.

Storage & Reheating

This recipe is perfect for weekly meal prep.

  • Portion into jars or containers
  • Store in the fridge for up to 5 days
  • Stir before eating

If they thicken too much after a few days, just add a splash of milk.

Frequently Asked Questions

Can I eat these warm?

Yes. Microwave briefly if you prefer warm oats, but they’re designed to be eaten cold.

Do overnight oats need chia seeds?

They help thicken and add texture, but you can skip them if needed.

Are these good for kids?

Yes. They’re soft, lightly sweet, and very kid friendly.

Can I freeze overnight oats?

Not recommended. The texture is best refrigerated.

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Cookie Dough Overnight Oats

Creamy cookie dough overnight oats made with Greek yogurt, nut butter, vanilla, and chocolate chips. A high-protein, meal prep friendly breakfast that tastes like dessert.
Prep Time10 minutes
Chill Time6 hours
Total Time6 hours 10 minutes
Course: Breakfast, brunch
Cuisine: American
Servings: 4
Calories: 646kcal

Ingredients

  • 2 cups old-fashioned rolled oats
  • cups vanilla Greek yogurt
  • 2 cups milk of choice
  • ¼ cup chia seeds
  • 1/3 cup nut butter
  • ¼ cup maple syrup or honey
  • tsp vanilla extract
  • ¼ tsp fine sea salt
  • ½ tsp cinnamon optional
  • ½ cup mini chocolate chips

Instructions

  • Add Greek yogurt, milk, nut butter, maple syrup, vanilla extract, salt, and cinnamon to a blender. Blend until completely smooth.
  • In a large bowl, stir together oats and chia seeds.
  • Pour the blended mixture over the oats and stir until fully combined.
  • Fold in mini chocolate chips evenly.
  • Divide the mixture evenly between four jars or containers.
  • Cover and refrigerate for at least 6 hours or overnight.

Notes

  • Extra vanilla is key for cookie dough flavor
  • Use rolled oats for best texture
  • Stir well before chilling to prevent clumps
  • Add milk before serving if needed

Nutrition

Serving: 1 | Calories: 646kcal | Carbohydrates: 73g | Protein: 32g | Fat: 25g | Saturated Fat: 7g | Polyunsaturated Fat: 6g | Monounsaturated Fat: 8g | Trans Fat: 0.1g | Cholesterol: 20mg | Sodium: 273mg | Potassium: 774mg | Fiber: 11g | Sugar: 35g | Vitamin A: 122IU | Vitamin C: 0.3mg | Calcium: 540mg | Iron: 4mg

Did you make this recipe?

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9 Comments

  1. 5 stars
    So easy to make and makes a ton so have plenty for the week! My kids (who are pretty picky) devoured them and so did my husband! They are just the right consistency and sweetness for overnight oats.

  2. 5 stars
    I absolutely love a quick breakfast and these overnight oats are so flavorful and delicious! Probably the best one I have made yet. It’s about to be on repeat for a while.

  3. 4 stars
    Loved how easy this one it! It makes a ton and only took me like 10 minutes start to finish. Perfect consistency and sweetness!

  4. 5 stars
    These overnight oats are so quick and easy, and a delicious way to start the morning! Can’t wait to make again!

  5. 5 stars
    Love Morgan’s recipes and tried this one last week for our breakfast meal prep. My husband, toddler, and I all loved it! So easy and so good

  6. 5 stars
    I just started using this one after sort of eyeballing my own recipe and it’s been so helpful for morning meal prep already! Thank you!

  7. 5 stars
    I have always been intimidated to make overnight oats but this was so easy! I used peanut butter, honey and a little cinnamon like you suggested. I added chopped dark chocolate and my husband loved his with sliced bananas. It was perfect for a busy morning and so delicious! Definitely in our rotation for a little treat!

4.89 from 9 votes

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