Blueberry Flaxseed High-Fiber Quick Bread – Easy, Wholesome, and Packed With Goodness
This Blueberry Flaxseed High-Fiber Quick Bread is a relaxed, no-fuss bake that tastes like a treat but works hard for you. It’s tender, lightly sweet, and studded with juicy blueberries in every slice. Ground flaxseed brings hearty texture and a boost of fiber without making the loaf heavy.
Whether you want a better-for-you breakfast or a snack that keeps you full, this quick bread fits the bill. Mix it in one bowl, pop it in the oven, and you’ll have a wholesome loaf ready to slice in under an hour.
What Makes This Special

- High-fiber boost: Ground flaxseed and whole-wheat flour add fiber that supports digestion and helps keep you satisfied.
- Bursting with blueberries: Fresh or frozen berries bring natural sweetness and moisture with every bite.
- Simple, reliable method: No mixer needed, no complicated steps—just stir, pour, and bake.
- Balanced sweetness: Lightly sweet, so it works for breakfast or a mid-afternoon snack.
- Stays moist: Oil, yogurt, and flaxseed keep the crumb soft for days.
Ingredients
- 1 cup (140 g) whole-wheat flour
- 3/4 cup (95 g) all-purpose flour
- 1/2 cup (50 g) ground flaxseed (flaxseed meal)
- 3/4 cup (150 g) granulated sugar (or coconut sugar)
- 1 1/2 teaspoons baking powder
- 1/2 teaspoon baking soda
- 1/2 teaspoon fine sea salt
- 1 teaspoon ground cinnamon (optional but nice)
- 2 large eggs, room temperature
- 1/2 cup (120 ml) neutral oil (such as avocado or light olive oil)
- 3/4 cup (180 ml) plain Greek yogurt (or plain yogurt; dairy-free works too)
- 1/4 cup (60 ml) milk (dairy or unsweetened plant milk)
- 2 teaspoons vanilla extract
- 1 1/2 cups (225 g) blueberries (fresh or frozen; do not thaw frozen)
- 1 tablespoon flour (to toss with blueberries, helps prevent sinking)
- Optional toppings: 1–2 tablespoons coarse sugar or a sprinkle of oats
Step-by-Step Instructions

- Prep the pan and oven: Heat the oven to 350°F (175°C). Line a 9×5-inch loaf pan with parchment, leaving overhang for easy lifting.
Lightly grease the sides.
- Mix dry ingredients: In a large bowl, whisk whole-wheat flour, all-purpose flour, ground flaxseed, sugar, baking powder, baking soda, salt, and cinnamon until well combined.
- Whisk wet ingredients: In a separate bowl or large measuring cup, whisk eggs, oil, yogurt, milk, and vanilla until smooth.
- Combine gently: Pour wet ingredients into the dry. Stir with a spatula until just combined. The batter should be thick but scoopable. Do not overmix.
- Fold in blueberries: Toss blueberries with 1 tablespoon flour, then gently fold them into the batter.
If using frozen berries, work quickly to avoid streaking.
- Fill the pan: Scrape the batter into the prepared pan and smooth the top. Sprinkle with coarse sugar or oats if using.
- Bake: Bake for 50–60 minutes, until the top is golden and a toothpick inserted in the center comes out clean or with a few moist crumbs. If the top browns too fast, tent loosely with foil for the last 10–15 minutes.
- Cool: Let the loaf cool in the pan for 10–15 minutes, then lift it out and cool completely on a rack before slicing.
This helps set the crumb and keeps slices from crumbling.
- Slice and serve: Cut with a serrated knife for neat slices. Enjoy plain, or spread with yogurt, almond butter, or a dab of butter.
Keeping It Fresh
- Room temperature: Wrap the cooled loaf in parchment and store in an airtight container for up to 3 days.
- Refrigerator: Keeps well for 5–6 days, wrapped tightly to prevent drying.
- Freezer: Slice, wrap individually, and freeze up to 3 months. Thaw at room temp or warm in a toaster oven.
- Moisture tip: A slice of parchment between slices helps prevent sticking and sogginess.

Benefits of This Recipe
- Fiber-forward: Flaxseed and whole-wheat flour add soluble and insoluble fiber, which can support digestion and steady energy.
- Healthy fats: Flaxseed provides plant-based omega-3s for heart-friendly nutrition.
- Lower sugar vibe: Lightly sweetened so it won’t spike your morning; the blueberries add natural sweetness.
- Meal-prep friendly: Bakes well, slices cleanly, and freezes beautifully.
- Flexible ingredients: Easy to adapt for different diets and what you have on hand.
What Not to Do
- Don’t overmix: Stir only until the streaks of flour disappear.
Overmixing makes the loaf tough.
- Don’t thaw frozen blueberries: They’ll bleed color and water into the batter.
- Don’t skip cooling: Slicing while hot can make the loaf gummy and cause it to crumble.
- Don’t pack the flour: Scoop, then level with a knife, or weigh your flour for best texture.
- Don’t underbake: A center that’s not fully set will sink. Check in multiple spots with a toothpick.
Alternatives
- Gluten-free: Use a 1:1 gluten-free all-purpose blend in place of both flours. Add an extra tablespoon of milk if the batter seems too thick.
- Dairy-free: Swap Greek yogurt for a thick dairy-free yogurt and use plant milk.
Choose a neutral oil.
- Lower sugar: Reduce sugar to 1/2 cup; the loaf will be less sweet but still pleasant.
- Citrus twist: Add 1 tablespoon lemon zest and 1 tablespoon lemon juice for a bright note.
- Nutty add-ins: Fold in 1/2 cup chopped walnuts or pecans for crunch and extra richness.
- Spice it up: Try 1/2 teaspoon ground ginger or cardamom with the cinnamon.
- Mini loaves or muffins: Bake in mini loaf pans or a 12-cup muffin tin; adjust time to about 18–22 minutes for muffins.
FAQ
Can I use only whole-wheat flour?
Using 100% whole-wheat flour will make the loaf denser. If you go this route, add 1–2 tablespoons extra milk to loosen the batter and expect a heartier texture.
What’s the best way to keep blueberries from sinking?
Toss them in a tablespoon of flour and fold in gently. Also, make sure the batter isn’t too thin; a thicker batter helps hold berries in place.
Can I use honey or maple syrup instead of sugar?
Yes, but reduce the milk by 2–3 tablespoons to balance the added liquid.
Expect a slightly more moist and darker crumb with maple.
How do I know when it’s done?
Look for a domed top that’s deep golden and springs back lightly. A toothpick inserted in the center should come out clean or with a few moist crumbs, not wet batter.
Is ground flaxseed the same as flaxseed meal?
Yes. You can buy it pre-ground or grind whole flaxseeds in a coffee grinder. Use ground flax for baking—whole seeds won’t deliver the same texture or binding.
Can I cut the oil?
You can reduce oil to 1/3 cup and add 3 tablespoons applesauce or extra yogurt.
The loaf will be slightly less tender but still moist.
What if I don’t have yogurt?
Use sour cream for a richer loaf, or buttermilk and reduce the milk slightly. For dairy-free, use a thick coconut or almond-based yogurt.
Why did my loaf sink in the middle?
Common causes are underbaking, old leaveners, or opening the oven door too early. Check your baking powder and soda dates and bake until fully set.
Can I make it vegan?
Yes.
Use dairy-free yogurt and milk, and replace each egg with a flax egg (1 tablespoon ground flax + 3 tablespoons water, set 5 minutes). The crumb will be slightly denser but still tender.
How should I slice it without crumbling?
Let it cool completely, then use a sharp serrated knife and a gentle sawing motion. Wipe the blade between cuts if it gets sticky.
Wrapping Up
Blueberry Flaxseed High-Fiber Quick Bread is the kind of bake that feels comforting and practical at the same time.
It’s an easy, one-bowl loaf with real ingredients and a soft, flavorful crumb. Keep a few slices on hand for busy mornings, or freeze a batch for later. With juicy berries, warm flavor, and a fiber boost from flax, it’s a simple recipe you’ll want in regular rotation.
Enjoy it warm today and just as good tomorrow.
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