Can I make this lemon blueberry pound cake gluten-free?

Yes, this recipe is naturally gluten-free as long as you use certified gluten-free oat flour. Standard oat flour is processed in facilities that also handle wheat, so check the label if gluten sensitivity is a concern for you.

Can I use frozen blueberries instead of fresh?

Absolutely. Keep them frozen right until you are ready to fold them into the batter. Toss them in the teaspoon of oat flour straight from frozen, then add them immediately. This prevents the berries from bleeding into the batter and keeps the colour of your loaf looking bright and clean.

How do I make my own oat flour at home?

Simply add rolled oats to a blender or food processor and blitz on high for about 60 seconds until you have a fine, flour-like powder. Two cups of oat flour requires roughly two and a quarter cups of rolled oats to start with.

Can I reduce the maple syrup to lower the sugar further?

You can reduce it to a third of a cup if you prefer a less sweet loaf. The texture will remain similar, but the cake will be noticeably more tart from the lemon. Taste the batter before baking and adjust according to your preference.

Is this healthy lemon blueberry pound cake suitable for breakfast?

It genuinely works well as a breakfast treat. With over 7 grams of protein per slice from the Greek yogurt and eggs, plus dietary fibre from the oat flour, it is far more balanced than most shop-bought muffins or pastries. Pair it with a piece of fruit and you have a solid morning meal.

Why did my blueberries all sink to the bottom?

This usually happens when the blueberries are not coated in flour before folding in, or when the batter is too thin. Tossing the berries in that small amount of oat flour before adding them creates a light coating that helps them stay suspended throughout the batter as it bakes.

Healthy Lemon Blueberry Pound Cake with Greek Yogurt and Oat Flour

Name: Healthy Lemon Blueberry Pound Cake with Greek Yogurt and Oat Flour
Prep time: 15 min
Cook time: 50 min
Total time: 1 h 5 min
Yield: 10 servings
Cuisine: American
Ingredients: 2 cups oat flour (certified gluten-free if needed, or blend rolled oats until fine); 1.5 tsp baking powder; 0.25 tsp baking soda; 0.25 tsp fine sea salt; 2 large eggs (room temperature); 0.5 cup pure maple syrup (grade A, not pancake syrup); 0.75 cup plain Greek yogurt (full-fat or 2 percent, not fat-free); 3 tbsp light olive oil (or melted coconut oil); 2 tbsp fresh lemon juice (from approximately 1 large lemon); 2 tsp fresh lemon zest (packed, from 1 to 2 lemons); 1 tsp pure vanilla extract; 1 cup fresh blueberries (or frozen, not thawed); 1 tsp oat flour (for tossing the blueberries); 1 tbsp fresh lemon juice (for drizzling over the warm cake after baking)

Gluten-FreeRefined Sugar-FreeNut-Free

Prep Time15 min

Servings10

Calories148 kcal

Health Score5/10

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Healthy Lemon Blueberry Pound Cake with Greek Yogurt and Oat Flour

If you have ever wanted a lemon blueberry pound cake that feels indulgent but genuinely supports your health goals, this is the recipe you have been waiting for. Built from wholesome, everyday ingredients, this loaf delivers that classic tender crumb and bold citrus punch without the refined sugar, excessive butter or calorie overload of traditional pound cake. Each slice clocks in at around 148 calories, carries over 7 grams of protein and offers a satisfying hit of fibre from the oat flour base. It is the kind of bake that works just as well as a weekend brunch centrepiece as it does sliced cold from the fridge on a Tuesday morning when you need something nourishing and genuinely delicious.

The ingredient list is where this healthy lemon blueberry pound cake really earns its stripes. Oat flour forms the base, bringing a naturally mild sweetness, a soft texture and far more fibre than plain white flour. Plain Greek yogurt steps in as the primary moisture provider, replacing most of the butter and keeping each slice beautifully tender while adding a solid protein boost. Pure maple syrup does the sweetening work here, providing gentle caramel undertones that complement the sharp, floral brightness of fresh lemon zest and juice without spiking the sugar content the way refined white sugar would. Fresh blueberries are tossed lightly in a teaspoon of oat flour before folding in, which stops them sinking to the bottom and ensures you get a juicy burst of fruit in every single bite. A small amount of light olive oil adds richness and helps bind everything together beautifully.

The finished loaf has a golden, lightly crisped exterior and a soft, springy interior that holds its shape cleanly when sliced. The lemon flavour is genuinely bold, coming through in both the zest and a fresh lemon juice drizzle that soaks lightly into the top of the warm cake just after baking. You get that classic pound cake density, but without any heaviness. Serve it slightly warm with a dollop of plain Greek yogurt on the side, or allow it to cool completely before slicing for cleaner cuts. Fresh blueberries scattered on top make it look gorgeous for a gathering. A light dusting of powdered coconut sugar over the top adds a touch of visual sweetness if you want something a little more special for guests.

From a nutritional standpoint, this recipe ticks a lot of boxes that traditional pound cake simply cannot. The swap from all-purpose flour to oat flour increases the dietary fibre content meaningfully, supporting digestive health and helping you feel satisfied for longer after each slice. Greek yogurt contributes live cultures alongside its impressive protein content, and the use of maple syrup rather than refined sugar means a lower glycaemic impact overall. The cake is also free from refined sugar entirely. For anyone managing their calorie intake, trying to eat more protein or simply wanting a baked treat that aligns with a balanced lifestyle, this healthy lemon blueberry pound cake is genuinely worth adding to your regular rotation. It freezes well, scales up easily and keeps beautifully for several days, making it one of those rare recipes that rewards you all week long.

Ingredients

Serves:10

2 cups oat flour (certified gluten-free if needed, or blend rolled oats until fine)
1.5 tsp baking powder
0.3 tsp baking soda
0.3 tsp fine sea salt
2 large eggs (room temperature)
0.5 cup pure maple syrup (grade A, not pancake syrup)
0.8 cup plain Greek yogurt (full-fat or 2 percent, not fat-free)
3 tbsp light olive oil (or melted coconut oil)
2 tbsp fresh lemon juice (from approximately 1 large lemon)
2 tsp fresh lemon zest (packed, from 1 to 2 lemons)
1 tsp pure vanilla extract
1 cup fresh blueberries (or frozen, not thawed)
1 tsp oat flour (for tossing the blueberries)
1 tbsp fresh lemon juice (for drizzling over the warm cake after baking)

Instructions

1
Preheat your oven to 175 degrees Celsius (350 degrees Fahrenheit). Lightly grease a 9x5 inch loaf pan with cooking spray or a small amount of olive oil, then line it with a strip of parchment paper lengthways so you have overhang on both sides for easy lifting.
The parchment sling makes removing the finished loaf completely stress-free, especially given the moist texture of this batter.
2
In a large mixing bowl, whisk together the oat flour, baking powder, baking soda and fine sea salt until evenly combined. Set this aside while you prepare the wet ingredients.
3
In a separate medium bowl, whisk the eggs until lightly beaten. Add the maple syrup, Greek yogurt, light olive oil, fresh lemon juice, lemon zest and vanilla extract. Whisk everything together until smooth and well combined.
Room temperature eggs blend more smoothly into the yogurt mixture, giving you a more even batter.
4
Pour the wet ingredients into the dry ingredients and stir gently with a spatula until just combined. Do not overmix. A few small lumps are completely fine and actually preferred here.
Overmixing oat flour batter can lead to a denser, slightly gummy texture, so fold with a light hand.
5
Place the blueberries in a small bowl and toss them with the reserved teaspoon of oat flour until lightly coated. Fold them gently into the batter using a spatula, distributing them as evenly as you can without crushing them.
The light oat flour coating helps suspend the blueberries throughout the batter rather than letting them all sink during baking.
6
Pour the batter into the prepared loaf pan and smooth the top with the back of a spoon or an offset spatula. Tap the pan gently on the counter once or twice to release any air bubbles.
7
Bake for 48 to 52 minutes, or until a toothpick inserted into the centre comes out clean or with just a few moist crumbs. The top should be golden and spring back lightly when pressed. If the top is browning too quickly after 30 minutes, lay a loose piece of foil over it.
Ovens vary, so start checking at the 45-minute mark. Oat flour cakes can look done on the outside before the centre sets fully.
8
Remove the loaf from the oven and immediately spoon the extra tablespoon of fresh lemon juice over the top of the warm cake. Allow the loaf to cool in the pan for 15 minutes before using the parchment sling to lift it onto a wire rack to cool completely.
The lemon juice soaks into the warm crumb and intensifies the citrus flavour throughout the whole loaf beautifully.
9
Once fully cooled, slice into 10 even portions and serve as is, or with a small spoonful of plain Greek yogurt and a few extra fresh blueberries on the side.
Waiting for the loaf to cool completely before slicing gives you much cleaner cuts and a better crumb structure.

Nutrition per serving

148kcal

Calories

Protein

21g

Carbs

Fat

Fibre

10g

Sugar

118mg

Sodium

Pro Tips

✓
Always zest your lemons before juicing them. Once juiced, the peel is nearly impossible to zest effectively.
✓
If using frozen blueberries, keep them frozen right up until the moment you toss them in oat flour and fold them in. Thawed berries release too much liquid and can turn the batter grey.
✓
Full-fat or 2 percent Greek yogurt gives the best texture here. Fat-free versions can make the loaf slightly rubbery.
✓
For an even stronger lemon flavour, add an extra half teaspoon of lemon zest to the batter.
✓
This cake slices most cleanly when fully cooled, ideally after an hour at room temperature. Patience is genuinely worth it.
✓
A light dusting of powdered coconut sugar over the top just before serving adds a lovely visual finish for entertaining.

Frequently Asked Questions

Variations

•
Lemon Blueberry Poppy Seed Loaf
Add 1 tablespoon of poppy seeds to the dry ingredients before mixing. The seeds add a gentle crunch and a subtle nutty flavour that pairs really nicely with the lemon and blueberry combination.
•
Lemon Raspberry Pound Cake
Swap the blueberries for an equal quantity of fresh or frozen raspberries. Raspberries bring a sharper, more intensely tart fruit note that complements the bright lemon perfectly.
•
Orange Blueberry Loaf
Replace the lemon juice and zest with the juice and zest of one large navel orange. The result is a softer, warmer citrus flavour that feels especially cosy in autumn and winter months.
•
Dairy-Free Lemon Blueberry Pound Cake
Replace the Greek yogurt with an equal amount of unsweetened coconut yogurt and use a flax egg in place of one of the regular eggs. The texture will be slightly denser but still very enjoyable.

Substitutions

•
Oat flour → Whole wheat pastry flour (Whole wheat pastry flour works well here and gives a slightly more traditional pound cake texture. Use the same quantity. The fibre content will be a little lower than with oat flour.)
•
Plain Greek yogurt → Unsweetened coconut yogurt (Makes the recipe dairy-free. Choose a thick variety rather than a pourable one for the best texture in the finished loaf.)
•
Pure maple syrup → Raw honey (Raw honey works in a straight one-to-one swap. The flavour will be slightly floral and warmer rather than the clean sweetness of maple syrup.)
•
Light olive oil → Melted and cooled coconut oil (Use refined coconut oil if you want to avoid any coconut flavour in the finished cake. Unrefined coconut oil will add a mild coconut note which some people enjoy alongside the lemon.)
•
Eggs → Flax eggs (Combine 1 tablespoon of ground flaxseed with 3 tablespoons of water per egg and allow to sit for 5 minutes until gel-like. The loaf will be slightly denser and the baking time may increase by a few minutes.)

🧊 Storage

Store the cooled loaf wrapped tightly in beeswax wrap or in an airtight container at room temperature for up to 2 days, or in the refrigerator for up to 5 days. For longer storage, slice the cooled loaf and freeze individual slices in a zip-lock bag or airtight container for up to 2 months. Thaw slices at room temperature for about 30 minutes or warm gently in a low oven for 8 to 10 minutes.

📅 Make Ahead

This loaf actually improves overnight as the lemon flavour deepens and the crumb settles into a perfect texture. Bake it the day before you plan to serve it, wrap it well once cooled and store at room temperature or in the fridge until needed. The lemon drizzle step after baking helps it stay moist for longer too.