Whoville-Worthy Grinch Green Cinnamon Overnight Oats You’ll Want All Season

Carolyn J. Braden3 Minute Read 

Whoville-Worthy Grinch Green Cinnamon Overnight Oats You’ll Want All Season

Whoville-Worthy Grinch Green Cinnamon Overnight Oats You’ll Want All Season

These Grinch Green Cinnamon Overnight Oats are the perfect festive, make-ahead holiday breakfast! Creamy, cozy, and naturally green, this easy overnight oats recipe is packed with warm cinnamon flavor and fun Christmas vibes. Perfect for busy mornings, holiday meal prep, or a cute Grinch-themed brunch or easy breakfast idea the whole family will love and ask for year after year.

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Grinch Oatmeal Ingredients

The Ingredients for Grinch Overnight Oats

The Recipe Inspiration

We love overnight oats for busy mornings. We’ve made so many different varieties over the years, but this year, I was inspired to create a green version, perfect for Christmas morning! When Quaker sent us their protein oats to try, it was the perfect time to experiment with my own recipe. 

I love coloring food with natural colorants, so for this green overnight oats recipe, I pulled out my matcha powder from my witchy finger pretzel creations, and it worked perfectly! It doesn’t add much flavor, so it pairs perfectly with this overnight oats recipe and creates the perfect Grinch Green oatmeal color.

See my Witchy Fingers easy recipe here or below via my YouTube channel @carolynjbraden:

Grinch Green Cinnamon Overnight Oats That Stole Christmas Breakfast (and Helps the Heart)

If the Grinch loved breakfast, this would be it 💚. I wondered what flavor the Grinch would like best, and since cinnamon has health benefits such as it may reduce the risk of cardiovascular disease (according to UAB Medical West), I thought it would complement the Grinch perfectly. The Grinch’s heart put in a lot of work at the end of The Grinch movie, so cinnamon would keep that heart going strong!

Grinch Green Overnight Oats Recipe

These are delicious and super filling!

Perfect for Kids That Get Up Early
These Grinch Green Cinnamon Overnight Oats are creamy, cozy, naturally green, and perfect for busy holiday mornings. They’re festive without being complicated, kid-approved, and can be made ahead so you can actually enjoy your coffee (or Christmas gift opening!) instead of rushing around the kitchen.

Just think how easy it’ll be after opening gifts on Christmas morning! Make these the night before, then breakfast is ready when the present time is over. Whether you’re hosting a Christmas brunch, need a fun breakfast for the kids, or just want something cute and cozy to grab from the fridge, this recipe is a total Whoville win.

Protein overnight oats recipe by Carolyn Braden

The lidded glass bowls I have are the best for overnight oats!

Why You’ll Love These Grinch Green Overnight Oats

  • Make-ahead friendly (hello, stress-free mornings)

  • Naturally green—no artificial food coloring required

  • Packed with cozy cinnamon flavor

  • Great for kids, holidays, and meal prep

  • Easy to customize with your favorite toppings

Perfect for the Holidays

These Grinch Green Cinnamon Overnight Oats are perfect for:

  • Christmas morning breakfast

  • Holiday brunch spreads

  • Kids’ festive breakfasts

  • Easy holiday meal prep

It’s fun, festive, and secretly wholesome—which feels like a very Grinch-approved plot twist 😉

Can I Make This as Regular Oatmeal?

Yes, you can make regular oatmeal according to the package directions, add the sweetener and green match powder at the end of the cooking process, and have Grinch Green warm cinnamon oatmeal. Or, make whatever oatmeal you like, and color it green to be Grinch-y!

grinch green overnight oats recipe by Carolyn Braden

Kids will love the green color!

How to Make Grinch Green Cinnamon Overnight Oats

Check out my 1-minute video tutorial for this recipe on my TikTok now or coming soon here and to my YouTube channel @carolynjbraden!

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Servings: 1 (Double, triple or quadruple depending on how many servings you need)

Time to Make: 10 minutes or less, then 4-24 hours for refrigerator time)

Tools: Vintage Coffee Cups (the lidded glass bowls I used for this recipe for easy storage), measuring cup, and measuring spoons

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Ingredients You’ll Need Per Serving

(Exact measurements below)

  • ½ cup old-fashioned rolled oats (we tested Quaker Protein Rolled oats, and they were perfect and made us such a great filling breakfast, but others like the 365 Brand will work too).

  • ½ cup milk of choice (dairy or non-dairy both work great, I used 3-ingredient Califa Farms Almond Milk)

  • 1-2 tablespoons maple syrup, honey, brown sugar or a sweetener of your choice (but maple syrup compliments the cinnamon the best, adjust sweetness to fit your tastes)

  • ½ teaspoon ground cinnamon

  • 1 teaspoon chia seeds (acts as a nice binder with health benefits, but if you can’t tolerate seeds, you can omit them)

  • 1 teaspoon matcha powder or plant-based food coloring (for that Grinch-green color!)

  • Optional toppings: Red and green sprinkles, sliced strawberries (for a “Grinch heart” moment❤️), mini chocolate chips, whipped cream (snow!)

Cinnamon overnight oats recipe

Adding the cinnamon

How to:

Step 1: Make the Oats

In a bowl, combine the oats, milk, maple syrup and cinnamon and stir.

Grinch Overnight Oatmeal Recipe

Adding the chia seeds

Add the matcha powder, stir. Then add the chia seeds. Stir.

Grinch Overnight Oats Recipe

Ready for the fridge!

Step 2: Chill Overnight

Cover and refrigerate for at least 4 hours, but overnight is best. This gives the oats time to soak and become ultra-creamy.

Best lidded bowl for overnight oats

Place in the fridge for 4-24 hours

Step 4: Decorate & Serve

Give the oats a stir in the morning and add your favorite festive toppings. I added a bit more maple syrup to mine. Sprinkles can bleed colors, so it’s best to add them in the morning. This is where the Grinch vibes really come to life ✨

Grinch Oatmeal by Carolyn Braden

Ready for decor!

Fun Topping Ideas

  • Strawberries sliced into heart shapes ❤️

  • Red & green holiday sprinkles

  • Mini chocolate chips

  • Whipped cream “snow”

Grinch Overnight Oats Recipe

The completed Grinch Green overnight oats

Make It Your Way

  • Dairy-free: Use almond, oat, or coconut milk + dairy-free yogurt

  • Extra protein: Add a scoop of vanilla protein powder or use the protein oats as I did

  • Sweeter: Drizzle extra honey or maple syrup before serving like I did

  • Thicker oats: Use slightly less milk

Take Action

If you try this recipe, let me know how it turned out—or tag me when you make them because I LOVE seeing your recipe creations 💚If you tag me using @carolynsbloomingcreations or @carolynjbraden, I’ll see it! Or tell me about it in the comments below.

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Carolyn J. Braden is the owner of Carolyn’s Blooming Creations is a regular contributor and editor for CBC. She has been featured in numerous media publications such as InStyle Magazine, on HGTV, on Bustle.com, and more. She is the author of the books Georgia McMasters in Amethyst Lake Cemetery, How To Be Yourself: 3 Ways To Help You Being You, and the illustrator for the children’s book Bridging Connections. She is a former classroom teacher that now dedicates her life to educating others on how to live their most healthy, creative and happy life. Learn more about her visiting our About Us page.