Pistachio Overnight Oats

Featured in: Wholesome Treats

Prepare a satisfying breakfast the night before with rolled oats, Greek yogurt, milk, and crunchy chopped pistachios. The chia seeds create a thick, creamy texture while vanilla and honey add natural sweetness. Simply mix all ingredients in a jar, refrigerate overnight, and enjoy a protein-rich morning meal that keeps you energized for hours.

Updated on Sat, 07 Feb 2026 09:50:00 GMT
Creamy pistachio overnight oats topped with chopped nuts and fresh berries in a jar. Save
Creamy pistachio overnight oats topped with chopped nuts and fresh berries in a jar. | sugarprairie.com

The morning my sister dropped by unexpectedly and found me eating straight from a jar, she laughed until she cried. These overnight oats had become my lazy breakfast secret, something I started making when I realized mornings were too chaotic for actual cooking. Now that beautiful green speckled mixture sits in my fridge like a little gift to tomorrow me.

Last winter during that terrible week when everyone in my house was sick, I made a batch of these every single night. There was something comforting about knowing a nutritious breakfast was waiting, no energy required when morning came.

Ingredients

  • 1/2 cup rolled oats: Old fashioned oats give you that perfect creamy tender texture, instant oats turn to mush and steel cut stay too firm
  • 1/2 cup milk: Whatever milk you actually drink works beautifully here, Ive used almond oat coconut and regular dairy with great results
  • 1/4 cup Greek yogurt: This is what makes each spoonful feel luxurious and adds that protein punch that keeps you full
  • 1 tablespoon chia seeds: They swell up overnight creating this pudding like consistency and add omega 3s without any weird taste
  • 1/2 teaspoon vanilla extract: Pure vanilla makes everything taste like a treat, dont skip it
  • 1 tablespoon honey or maple syrup: Start with less and add more tomorrow, the flavors intensify overnight and you might not need much
  • 2 tablespoons shelled pistachios: Salted roasted pistachios add this amazing sweet salty contrast but raw ones work if you prefer

Instructions

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Mix your base:
Dump everything except the extra toppings into your jar and stir until you cannot see any dry oats anymore
Let it work its magic:
Pop that lid on and stick it in the fridge for at least 6 hours, but honestly overnight is best
Wake up your breakfast:
Give it a good stir in the morning, add whatever fresh toppings sound good, and eat straight from the jar like nobody is watching
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Thickened chia seeds and Greek yogurt make these protein-packed pistachio overnight oats extra hearty. Save
Thickened chia seeds and Greek yogurt make these protein-packed pistachio overnight oats extra hearty. | sugarprairie.com

My husband started stealing my jars when he realized they tasted like dessert but were actually healthy. Now I make double batches just to keep peace in the house.

Make It Your Way

I went through a phase where I added a pinch of cardamom every single time because that floral note with pistachios is absolutely gorgeous. Sometimes I swirl in some almond butter or throw in frozen berries that thaw overnight and create this beautiful purple streak throughout the oats.

Texture Secrets

After dozens of batches, I have learned that the ratio of liquid to oats matters more than anything else. Too little milk and you get cement, too much and you have soup. This ratio has never failed me, and I love how the chia seeds create this satisfying thickness without making it heavy.

Meal Prep Magic

Sunday evening prep has saved my weekdays more times than I can count. I line up five mason jars and assembly line them in under ten minutes flat.

  • Use wide mouth jars so you can actually get your spoon in there
  • Wait to add fresh fruit until morning or it gets weirdly soft
  • Mason jars look cute in the fridge but any container with a tight lid works perfectly
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Breakfast jar of pistachio overnight oats with milk, oats, and pistachios beside fresh fruit. Save
Breakfast jar of pistachio overnight oats with milk, oats, and pistachios beside fresh fruit. | sugarprairie.com

Some of my best mornings have started with opening the fridge and seeing those little jars waiting for me. Breakfast really can be the easiest part of your day.

Kitchen Help

How long do pistachio overnight oats last?

These overnight oats stay fresh in the refrigerator for up to 3 days when stored in an airtight container. The texture may become slightly thicker over time as the chia seeds continue to absorb liquid.

Can I use quick oats instead of rolled oats?

While quick oats work, rolled oats provide better texture and hold up better during overnight soaking. Quick oats may become mushy and lose their structure after several hours in liquid.

Is it necessary to cook the oats?

No cooking required! The oats soften and absorb the liquid while chilling in the refrigerator. This method breaks down the oats naturally, creating a creamy texture without any heat.

Can I make this vegan?

Yes, simply replace Greek yogurt with plant-based yogurt and use any plant-based milk. Omit honey or substitute with maple syrup or agave for a completely vegan version.

What can I use instead of pistachios?

Almonds, walnuts, pecans, or cashews work wonderfully as substitutes. Each nut brings its own unique flavor profile while maintaining the crunchy texture and protein benefits.

Should these be eaten cold or warm?

Both ways are delicious! Enjoy them straight from the refrigerator for a refreshing breakfast, or warm gently in the microwave for 30-60 seconds if you prefer a hot breakfast.

Pistachio Overnight Oats

Creamy oats soaked overnight with pistachios, Greek yogurt, and chia seeds for a quick nutritious breakfast.

Setup duration
5 min
0
Complete duration
5 min
Created by Molly Evans

Classification Wholesome Treats

Complexity Easy

Heritage American

Output 1 Portions

Nutrition guidelines Meat-free

Components

Base

01 1/2 cup rolled oats
02 1/2 cup milk (dairy or plant-based)
03 1/4 cup Greek yogurt
04 1 tablespoon chia seeds
05 1/2 teaspoon vanilla extract
06 1 tablespoon honey or maple syrup (optional)

Nuts

01 2 tablespoons shelled pistachios, chopped

Toppings (optional)

01 Additional chopped pistachios
02 Fresh fruit or berries

Method steps

Phase 01

Combine Base Ingredients: In a jar or bowl, combine rolled oats, milk, Greek yogurt, pistachios, chia seeds, vanilla extract, and honey or maple syrup (if using). Stir until well mixed.

Phase 02

Refrigerate Overnight: Cover and refrigerate for at least 6 hours or overnight to allow oats to soften and flavors to meld.

Phase 03

Serve: In the morning, stir the oats. Top with extra pistachios and fresh fruit or berries if desired. Enjoy cold, or warm gently in the microwave if preferred.

Kitchen tools needed

  • Mixing bowl or jar with lid
  • Spoon

Dietary concerns

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains milk (unless plant-based alternatives are used), tree nuts (pistachios), and may contain gluten if oats are not certified gluten-free.
  • If allergic or sensitive, ensure all ingredient labels are checked for potential allergens.

Dietary breakdown (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 280
  • Fats: 10 g
  • Carbohydrates: 35 g
  • Proteins: 12 g