Blueberry Lemon Baked Oatmeal is a warm, comforting breakfast bursting with fresh blueberries and bright lemon flavor. It’s a wholesome recipe that’s perfect for meal prep or sharing with family. Made with simple pantry ingredients, it’s an easy way to enjoy a cozy homemade breakfast any day of the week.
Why You’ll Love This Recipe
- Easy to prepare ahead.
- Naturally sweet with blueberries.
- Bright fresh lemon flavor.
- Great for meal prep.
- Perfect for busy mornings.
Ingredients
- 2 cups rolled oats
- 2 cups unsweetened plant milk
- 1½ cups fresh blueberries
- 2 tablespoons maple syrup
- 1 teaspoon vanilla extract
- 1 teaspoon baking powder
- 1 tablespoon chia seeds
- Zest of 1 lemon
- 1 tablespoon fresh lemon juice
- ½ teaspoon cinnamon
- Pinch of sea salt
Instructions
- Preheat the oven to 350°F (175°C).
- Mix the oats, baking powder, chia seeds, cinnamon, and salt.
- Stir in the plant milk, maple syrup, vanilla, lemon juice, and lemon zest.
- Fold in most of the blueberries.
- Pour into a lightly greased baking dish and top with the remaining blueberries.
- Bake for 35–40 minutes until lightly golden and set.
- Cool slightly before serving.
Yum’s Tips
- Fresh blueberries hold their shape beautifully.
- Frozen blueberries also work—no need to thaw first.
- Let the oatmeal cool for a few minutes before slicing.
- Add extra lemon zest just before serving for brighter flavor.
Variations
- Add sliced strawberries.
- Mix in chopped walnuts or pecans.
- Sprinkle with toasted coconut.
- Add a spoonful of Greek-style plant yogurt.
- Use raspberries instead of blueberries.
Storage & Meal Prep
Store covered in the refrigerator for up to 4 days. Reheat individual portions in the microwave or oven. It also freezes well for quick breakfasts throughout the month.
Nutrition Highlights
Rolled oats provide satisfying fiber, blueberries contribute antioxidants and vitamin C, while chia seeds add omega-3 fats and additional fiber. Lemon brightens the flavor naturally without adding extra sweetness.
Perfect Pairings
- Fresh fruit
- Herbal tea
- Black coffee
- Vanilla plant yogurt
- Fresh orange slices
Yum’s Note
Some mornings call for something warm and comforting, even in the middle of summer. This baked oatmeal is one of those breakfasts that feels homemade, nourishing, and easy to enjoy throughout the week.
Try my Cinnamon Apple Walnut Overnight Oats for another wholesome breakfast that’s easy to prepare ahead.
Learn more about whole oats and grains at the Whole Grain Council.
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