Tasty Mango Overnight Oats

Featured in: Start Your Day with Flavor

These island-inspired mango overnight oats mix the natural sweetness of mango with smooth coconut milk for a cool ready-made breakfast. The combo of quick oats and chia seeds turns into a nice pudding texture while chilling in your fridge overnight. With just 15 minutes of work, you'll have breakfast sorted for up to 5 days. The lime juice brings a nice zing against the sweet mango, while extra add-ins like nut butter and hemp hearts let you make each bowl your own.

A woman in a kitchen taking a selfie.
By Rosa Rosa
Updated on Sun, 20 Apr 2025 17:35:39 GMT
A bowl of fruit with a spoon in it. Pin it
A bowl of fruit with a spoon in it. | letscookiteasy.com

This smooth and velvety mango overnight oats brings sunshine to your breakfast table with almost zero hassle. The perfect mix of sweet mango, rich coconut milk, and tangy lime makes for a breakfast that feels like you're on a beach somewhere nice. I tweaked this combo during a gloomy winter when I badly needed something cheerful to start my days with.

This mix became my go-to solution for crazy-busy mornings. I whip up several portions on Sundays, and I'm all set for the week—it's totally changed how my family handles breakfast time.

Ingredients

  • Fresh or frozen mango: Adds sweetness and that tropical taste. Go for ones that smell amazing if buying fresh, or grab frozen chunks to save time.
  • Coconut milk (full-fat): Makes everything super creamy and works so well with mango. The fat helps you stay full longer.
  • Rolled or quick-cooking oats: They're the filling foundation. Rolled ones give you more bite while quick oats turn out softer.
  • Chia seeds: Pack in those omega-3s and make everything thick and pudding-like. They grow overnight and create amazing texture.
  • Lime juice: Cuts through sweetness and wakes up all the other flavors with a bit of zing.
  • Maple syrup: Boosts the sweetness. Add more or less depending on how sweet your mangoes are.
  • Vanilla extract: Brings a cozy undertone that makes the tropical flavors pop.
  • Mango pieces, diced: Give you yummy fruit chunks in every spoonful.

Step-by-Step Instructions

Mix Up the Mango Milk:
Throw your mango in a blender with the coconut milk water lime juice maple syrup vanilla and salt. Blend it good for 60 seconds until it looks totally smooth. It'll end up pretty thick like a smoothie but that's exactly what you want since the oats will soak up lots of liquid. Make sure you don't have any mango bits left for the creamiest result.
Mix the Dry Stuff:
Put your oats and chia seeds in a big bowl and mix them up well. This helps stop the chia seeds from clumping together when wet. Use a bigger bowl than you think you need so you don't make a mess when stirring.
Combine Everything:
Pour your bright mango milk over the oats and chia seeds then add the chopped mango chunks. Stir it all together until everything's coated making sure to dig up any dry oats hiding at the bottom. The mix will look really wet at first.
Wait and Stir Again:
Let everything sit on your counter for about 5 minutes. During this time the oats and seeds start soaking up the liquid. After waiting stir one more time to mix in any excess liquid on top. This extra stir really helps the final texture.
Divide and Chill:
Spoon the mixture into separate containers with lids. Mason jars work great and look nice too. Leave some room at the top for the mix to expand and for toppings. Close up the containers and put them in the fridge for at least 4 hours but overnight works best for amazing flavor and texture.
A bowl of oatmeal with sliced peaches on top. Pin it
A bowl of oatmeal with sliced peaches on top. | letscookiteasy.com

The coconut milk really makes this recipe shine. It turns plain oats into something fancy while matching perfectly with the tropical mango taste. I came up with this mix trying to copy a breakfast I had once at a little beach restaurant in Thailand, and honestly, I think mine tastes even better.

Make-Ahead Magic

These overnight oats actually get tastier the longer they sit as all the flavors mix together in the fridge. You can make a batch on Sunday night and have breakfast ready for the whole week. The texture becomes more like pudding after about 24 hours, which most people including me really like. Just give each jar a quick mix before eating if anything has separated.

Smart Substitutions

The recipe asks for coconut milk but you can swap in almond milk or oat milk if you want though it won't be as creamy. To get more protein just add some vanilla protein powder to your mango mixture. If you can't find mangoes try using pineapple or peaches to keep that vacation vibe. For folks watching their sugar just use less maple syrup or skip it if your mangoes are already pretty sweet.

Topping Suggestions

Take your basic overnight oats to the next level with smart toppings. A spoonful of almond butter adds good fats and protein. Throw on some hemp hearts for extra omega goodness. Brown some unsweetened coconut flakes and sprinkle them on right before eating for an awesome crunch. Try sliced almonds pistachios or pumpkin seeds for different textures. Fresh chunks of mango look pretty on top especially when you're serving these to friends or family.

A bowl of fruit with a spoon in it. Pin it
A bowl of fruit with a spoon in it. | letscookiteasy.com

This recipe brings you a taste of the tropics without any fuss—you'll never look at breakfast the same way again!

Frequently Asked Questions

→ Can I use frozen mango instead of fresh?

You bet! Both frozen and fresh mango work great in this dish. For the milk mixture, just toss in frozen chunks straight from the freezer. When adding diced mango to mix in, let it thaw a bit first so it doesn't make your oats too chilly.

→ How long do mango overnight oats stay fresh?

Your mango oats will stay good in the fridge for up to 5 days when kept in sealed containers, which makes them awesome for weekly meal planning.

→ Can I warm up these overnight oats?

For sure! While most folks enjoy them cold, you can totally warm these mango overnight oats in the microwave or on the stove if you want a cozy breakfast instead.

→ What can I substitute for coconut milk?

Don't have coconut milk? No problem! You can swap it with almond milk, oat milk, or any other plant milk you like. Just know that full-fat coconut milk gives you the richest texture and goes really well with the mango flavor.

→ Are these overnight oats vegan?

They sure are! These mango overnight oats don't contain any animal products - they're made with plant stuff like coconut milk and maple syrup instead.

→ Can I skip the chia seeds?

Chia seeds help make the oats thick and add good stuff like omega-3s and fiber, but you can leave them out or use ground flaxseed instead as the recipe mentions. Without them, your oats might not get quite as pudding-like.

Tropical Mango Oats

Smooth sunny oats with coconut milk, juicy mango chunks and chia seeds that get tastier while you sleep for a no-fuss morning meal.

Prep Time
15 Minutes
Cook Time
~
Total Time
15 Minutes
By Rosa: Rosa

Category: Breakfast Brunch

Difficulty: Easy

Cuisine: Fusion

Yield: 4 Servings (4 breakfast servings)

Dietary: Vegan, Vegetarian, Dairy-Free

Ingredients

→ For the Mango Milk

01 3/4 cup mango chunks, frozen or fresh
02 1 can (12 ounce) thick coconut milk
03 1/2 cup plain water
04 2 tablespoons squeezed lime juice (grab 1-2 limes)
05 2-3 tablespoons pure maple syrup
06 1 teaspoon vanilla flavoring (skip if you want)
07 1/4 teaspoon kosher salt

→ For the Oatmeal

08 2 cups rolled or quick-cooking oats
09 2 tablespoons flaxseed ground or chia seeds
10 3/4 cup mango pieces, thawed if using frozen

→ For Topping (Optional)

11 Almond or peanut butter
12 Sprinkle of hemp hearts
13 Chopped almonds

Instructions

Step 01

Toss mango into your blender with coconut milk, water, lime juice, maple syrup, vanilla, and salt. Whizz on high for about a minute until it's silky smooth. Don't worry if it looks a bit thick - that's totally normal.

Step 02

Grab a big bowl and stir together the oats and chia seeds. Pour your mango mixture over them, add the diced mango pieces and give everything a good mix until it's all coated.

Step 03

Leave your mixture to rest for at least 5 minutes so the dry stuff can start drinking up the liquid. Then stir again to mix in any extra liquid floating on top.

Step 04

Spoon your mixture into containers or mason jars and stick them in the fridge for at least 4 hours, but leaving it overnight works even better.

Step 05

Add your favorite toppings and eat it cold or warmed up. You can keep any extras in the fridge for up to 5 days.

Notes

  1. You can make it more or less sweet depending on how naturally sweet your mangoes are.
  2. Quick oats and rolled oats both work fine, they'll just give you a slightly different feel when you eat them.

Tools You'll Need

  • Fast-spinning blender
  • Cups and spoons for measuring
  • Big mixing bowl
  • Jars or containers for storage

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Watch out for tree nuts if you're adding almond butter or almonds on top
  • Has coconut milk in the mix

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 320
  • Total Fat: 15 g
  • Total Carbohydrate: 42 g
  • Protein: 7 g