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Close-up of homemade blueberry overnight oats in a jar with coconut and chopped almonds. Creamy and vibrant, served on white marble countertop.

Blueberry Overnight Oats

Creamy blueberry overnight oats made with yogurt, chia, and maple—perfect make-ahead breakfast in a jar for busy mornings.
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Course: Breakfast, Meal Prep
Cuisine: American, Vegetarian
Prep Time: 5 minutes
Cook Time: 0 minutes
Total Time: 5 minutes
Servings: 1 jar
Calories: 310kcal
Cost: 1.80$

Equipment

  • 1 Mason jar (8–12 oz jar with lid, airtight)
  • 1 Fork (For mashing blueberries)
  • 1 set Measuring cups (For accurate liquid and dry ratios)
  • 1 Spoon/whisk (To mix wet ingredients smoothly)

Ingredients

  • ½ cup Rolled oats - Use old-fashioned oats, not quick oats
  • ½ cup Milk - Dairy or plant-based (like almond or oat)
  • ¼ cup Greek yogurt - Plain or vanilla for creaminess and protein
  • 1 tablespoon Chia seeds - Helps thicken and add fiber
  • 1 tablespoon Maple syrup - Natural sweetener, adjust to taste
  • cup Blueberries - Half mashed, half whole
  • ¼ teaspoon Vanilla extract - Optional, enhances flavor
  • 1 pinch Salt - Balances sweetness
  • ½ teaspoon Lemon zest - Optional, adds brightness

Instructions 

  • Gently mash half the blueberries with a fork; mix with lemon zest and keep the rest whole.
  • In a bowl, whisk milk, yogurt, maple syrup, vanilla, and salt until smooth.
  • Stir in rolled oats and chia seeds, then fold in blueberry mix until combined.
  • Spoon mixture into a mason jar, cover, and chill at least 4 hours or overnight.
  • Top with fresh blueberries, almonds, granola, or coconut before serving.

Notes

We test everything in our cozy kitchen (with Sprout as the taste-tester!), but nutrition info is just a ballpark figure. For exact numbers; especially if someone’s counting, try using your own ingredients in a nutrition calculator you trust.

Nutrition

Serving: 1jar | Calories: 310kcal (16%) | Carbohydrates: 40g (13%) | Protein: 12g (24%) | Fat: 11g (17%) | Saturated Fat: 2.5g (16%) | Polyunsaturated Fat: 3.5g | Monounsaturated Fat: 2.8g | Cholesterol: 5mg (2%) | Sodium: 90mg (4%) | Potassium: 290mg (8%) | Fiber: 6g (25%) | Sugar: 14g (16%) | Vitamin A: 90IU (2%) | Vitamin C: 4mg (5%) | Calcium: 180mg (18%) | Iron: 1.2mg (7%)