Baking & Desserts Lemon Blueberry Loaf Cake

Highlighted under: Sweet Craft

I’ve always believed that a delicious loaf cake can brighten any day, and this Lemon Blueberry Loaf Cake is a perfect example. The combination of zesty lemon and juicy blueberries creates a sweet and tangy flavor that we simply can’t resist. Every bite is moist, fluffy, and bursting with fresh fruit goodness. Whether it's for breakfast or an afternoon treat, this cake is a delightful addition to any table, especially when complemented by a cup of tea or coffee.

Daphne Collins

Created by

Daphne Collins

Last updated on 2026-01-27T00:27:35.060Z

During my many attempts at baking this cake, I discovered that the trick to achieving the perfect texture lies in creaming the butter and sugar together thoroughly. This step ensures a nice, fluffy loaf that rises beautifully. I also recommend using fresh blueberries for an explosion of flavor, but frozen ones work just fine if you’re in a pinch.

Another tip I've learned is to let the cake cool in the pan for a little while before transferring it to a wire rack. This prevents it from breaking apart and lets the flavors settle in nicely. Trust me; your patience will pay off with an incredibly moist and tasty loaf!

Why You'll Love This Recipe

  • The refreshing zing of lemon brightens the rich flavor of blueberries.
  • Moist and tender texture that stays delicious for days.
  • Perfect for sharing at gatherings or enjoying on a quiet morning.

Achieving the Perfect Texture

For the best results, it's essential to cream the butter and sugar together until light and fluffy. This aeration process not only incorporates air into the mixture but also helps in achieving a tender crumb in your loaf. Aim for a mixture that is noticeably lighter in color and has a creamy consistency, which usually takes about 3-4 minutes with an electric mixer on medium speed.

When mixing the dry and wet ingredients, use a folding motion to combine them rather than vigorous stirring. This technique helps maintain the air bubbles from the creaming step, resulting in a loaf that is light and fluffy rather than dense. The batter should appear just combined without any dry flour visible; overmixing can lead to tough cake.

Ingredient Insights

The fresh lemon juice and zest are the stars of this recipe, giving the loaf its bright flavor. Using fresh lemons is key; bottled lemon juice lacks the aromatic oils present in the zest, which contribute to a more vibrant taste. For the best results, zest your lemons before juicing them, ensuring you avoid the bitter white pith underneath the skin.

Opting for fresh blueberries adds both flavor and nutrition to your cake. If fresh blueberries aren't available, you can substitute with frozen blueberries; however, thaw them and drain excess moisture before adding them to the batter. This prevents excess liquid that could alter the loaf's texture.

Storage and Serving Suggestions

Once baked, allow the loaf to cool completely before wrapping it for storage. This will help maintain its moist texture. You can store the loaf wrapped in plastic wrap at room temperature for up to three days. For longer storage, wrap it tightly in foil or freezer-friendly wrap and freeze for up to three months. Thaw overnight in the refrigerator and bring to room temperature before serving for the best flavor and texture.

Consider serving your Lemon Blueberry Loaf Cake with a dollop of whipped cream or a scoop of vanilla ice cream for a delightful dessert. Pairing it with a cup of tea or coffee enhances the refreshing lemon flavor. You can also slice the loaf and toast it lightly, adding butter for a delicious breakfast treat.

Ingredients

For the Cake

  • 1 1/2 cups all-purpose flour
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon salt
  • 1/2 cup unsalted butter, softened
  • 1 cup granulated sugar
  • 2 large eggs
  • 1/4 cup fresh lemon juice
  • 1 tablespoon lemon zest
  • 1/2 cup sour cream
  • 1 cup fresh blueberries

For the Glaze

  • 1 cup powdered sugar
  • 1-2 tablespoons fresh lemon juice

Instructions

Steps

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a loaf pan.

Mix Dry Ingredients

In a bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.

Cream Butter and Sugar

In a separate bowl, cream the butter and sugar until light and fluffy. This should take about 3-4 minutes.

Add Eggs and Flavors

Add the eggs one at a time, mixing well after each addition. Stir in the lemon juice and lemon zest.

Combine Mixtures

Gradually add the dry ingredients to the wet mixture, alternating with the sour cream, until just combined.

Fold in Blueberries

Gently fold in the blueberries, being careful not to crush them.

Bake

Pour the batter into the prepared loaf pan and bake for 50-60 minutes, or until a toothpick comes out clean.

Cool and Glaze

Let the cake cool in the pan for 10 minutes before transferring to a wire rack. For the glaze, mix powdered sugar with lemon juice until smooth and drizzle over the cooled cake.

Enjoy!

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Pro Tips

  • For a more intense lemon flavor, consider adding extra lemon zest to the batter or glaze. This recipe also freezes beautifully
  • simply wrap the cooled cake tightly and store it for up to a month.

Troubleshooting Common Issues

One common issue when baking a loaf cake is uneven baking, which can be caused by incorrect oven temperatures. Always use an oven thermometer to ensure your oven is accurate, as many home ovens can be off by as much as 25°F. Rotate the loaf pan halfway through baking for evenly browned edges and a perfectly cooked center.

If your cake sinks in the middle, it may be due to underbaking or too much moisture from the blueberries. Utilize the toothpick test; if it comes out with wet batter, give it additional time in the oven. Remember, it's better to err on the side of slightly overbaking than underbaking for a loaf cake.

Variations to Try

For a twist on the classic recipe, consider adding poppy seeds for a delightful crunch. Simply fold in 1-2 tablespoons of poppy seeds along with the blueberries. You can also substitute some of the all-purpose flour with whole wheat flour for added nutrition, keeping in mind this may result in a denser loaf.

If you're looking to reduce sugar, you can substitute half the granulated sugar with a natural sweetener like honey or maple syrup. However, keep in mind that this may change the texture slightly, so reduce the sour cream by a tablespoon or two to maintain moisture.

Questions About Recipes

→ Can I use frozen blueberries?

Yes, frozen blueberries work well in this recipe. Just be sure to fold them in gently to avoid crushing.

→ How should I store the loaf cake?

Store the cake in an airtight container at room temperature for up to three days or in the fridge for a week.

→ Can I make this gluten-free?

Absolutely! Just replace all-purpose flour with a gluten-free baking blend.

→ How can I tell when the cake is done?

The cake is done when a toothpick inserted into the center comes out clean and the edges start pulling away from the pan.

Baking & Desserts Lemon Blueberry Loaf Cake

I’ve always believed that a delicious loaf cake can brighten any day, and this Lemon Blueberry Loaf Cake is a perfect example. The combination of zesty lemon and juicy blueberries creates a sweet and tangy flavor that we simply can’t resist. Every bite is moist, fluffy, and bursting with fresh fruit goodness. Whether it's for breakfast or an afternoon treat, this cake is a delightful addition to any table, especially when complemented by a cup of tea or coffee.

Prep Time15 minutes
Cooking Duration50 minutes
Overall Time65 minutes

Created by: Daphne Collins

Recipe Type: Sweet Craft

Skill Level: Easy

Final Quantity: 8 servings

What You'll Need

For the Cake

  1. 1 1/2 cups all-purpose flour
  2. 1/2 teaspoon baking powder
  3. 1/2 teaspoon baking soda
  4. 1/4 teaspoon salt
  5. 1/2 cup unsalted butter, softened
  6. 1 cup granulated sugar
  7. 2 large eggs
  8. 1/4 cup fresh lemon juice
  9. 1 tablespoon lemon zest
  10. 1/2 cup sour cream
  11. 1 cup fresh blueberries

For the Glaze

  1. 1 cup powdered sugar
  2. 1-2 tablespoons fresh lemon juice

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and grease a loaf pan.

Step 02

In a bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.

Step 03

In a separate bowl, cream the butter and sugar until light and fluffy. This should take about 3-4 minutes.

Step 04

Add the eggs one at a time, mixing well after each addition. Stir in the lemon juice and lemon zest.

Step 05

Gradually add the dry ingredients to the wet mixture, alternating with the sour cream, until just combined.

Step 06

Gently fold in the blueberries, being careful not to crush them.

Step 07

Pour the batter into the prepared loaf pan and bake for 50-60 minutes, or until a toothpick comes out clean.

Step 08

Let the cake cool in the pan for 10 minutes before transferring to a wire rack. For the glaze, mix powdered sugar with lemon juice until smooth and drizzle over the cooled cake.

Extra Tips

  1. For a more intense lemon flavor, consider adding extra lemon zest to the batter or glaze. This recipe also freezes beautifully
  2. simply wrap the cooled cake tightly and store it for up to a month.

Nutritional Breakdown (Per Serving)

  • Calories: 300 kcal
  • Total Fat: 12g
  • Saturated Fat: 7g
  • Cholesterol: 45mg
  • Sodium: 180mg
  • Total Carbohydrates: 45g
  • Dietary Fiber: 1g
  • Sugars: 22g
  • Protein: 3g