Name: Lemon Blueberry Cake
Prep time: 20 min
Cook time: 35 min
Total time: 55 min
Yield: 12 servings
Cuisine: American
Ingredients: 2 cup all-purpose flour; 3 tsp baking powder; 0.5 tsp salt; 1 cup granulated sugar; 1 lemon lemon zest (from 1 large lemon); 2 large eggs (room temperature); 0.75 cup canola, grapeseed, or vegetable oil; 1 cup plain whole milk Greek yogurt; 0.333 cup fresh lemon juice; 1 tsp pure vanilla extract; 1.25 cup blueberries (tossed in 1 tablespoon flour); 1.5 cup confectioner's sugar; 1 tbsp unsalted butter (melted); 2 tbsp fresh lemon juice; blueberries (for garnish, optional)

This moist lemon blueberry cake with tangy lemon frosting is the perfect easy dessert. Bursting with juicy blueberries, it's a crowd-pleaser. Get the recipe!

Why This Lemon Blueberry Cake Is My Go-To Dessert

I’ll be honest: I usually dread making cakes because that means I have to frost and decorate the thing. I have zero patience for piping bags and zero talent for making flowers out of buttercream. But I love eating cake, so sometimes I power through. Or I just make an easy lemon blueberry cake like this one. It tastes like a million bucks and nobody cares that it’s not perfectly decorated. This is the cake that friends and family beg me to bring to parties. It’s simple enough that I don’t mind whipping it up for a special occasion or just because I want cake.

Reasons You’ll Love This Lemon Blueberry Cake Recipe

The Greek yogurt keeps the cake incredibly moist without making it heavy.
The lemon frosting is just four ingredients and comes together in minutes, no electric mixer required.
It’s a single-layer cake that looks elegant enough for a birthday or holiday but takes almost no decorating skill.

Key Ingredients for Lemon Blueberry Cake

Greek yogurt: Plain whole milk Greek yogurt adds moisture and a subtle tang that complements the lemon. You can substitute with sour cream or plain yogurt, but avoid nonfat versions for best texture.
Blueberries: Fresh blueberries are ideal, but frozen work too. Toss them in a little flour before adding to the batter to keep them evenly distributed.
Lemon: Use fresh lemons for both the zest and juice. The zest provides intense lemon aroma, while the juice gives the cake and frosting their bright, tart flavor.

Kitchen Tools for Lemon Blueberry Cake

9 by 2-inch round cake pan (the 2-inch depth is important for the cake to rise properly)
Parchment paper rounds or a sheet of parchment to cut your own
Medium mixing bowl for dry ingredients
Whisk or sifter for combining dry ingredients
Electric mixer (optional, but helpful for beating the frosting until smooth)

Tips for Making the Best Lemon Blueberry Cake

Start with a 9 by 2-inch round cake pan. I grease the pan, add a parchment paper round, then grease again to make sure the cake doesn’t stick. You can cut regular parchment to fit or buy pre-cut rounds. Sifting the dry ingredients together in a medium bowl helps create a light, tender crumb. Don’t skip this step, it makes a real difference in the texture.

Expert Tips for a Perfect Lemon Blueberry Cake

For the brightest lemon flavor, rub the lemon zest into the granulated sugar with your fingertips before adding the wet ingredients. This releases the essential oils and infuses the whole cake. Toss the blueberries in a tablespoon of flour before folding them into the batter to prevent them from sinking to the bottom. The cake is done when a toothpick inserted into the center comes out clean or with a few moist crumbs, usually around 45 to 50 minutes. Let it cool in the pan for 10 minutes, then turn out onto a wire rack to cool completely before frosting.

Lemon Blueberry Cake Variations to Try

If you want to switch things up, try using raspberries or blackberries instead of blueberries. The tartness works beautifully with the lemon. Add a teaspoon of poppy seeds to the batter for a lemon poppy seed twist. For a dairy-free version, substitute the Greek yogurt with a plain dairy-free yogurt and use a vegan butter in the frosting. You can also bake this batter as cupcakes: fill lined muffin tins about two-thirds full and bake for 18 to 20 minutes, then frost as usual.

What to Serve with Lemon Blueberry Cake

This cake is lovely on its own, but a few extra fresh blueberries and a dusting of confectioners’ sugar make it look even prettier. For a more indulgent dessert, serve each slice with a dollop of whipped cream or a scoop of vanilla ice cream. It also pairs nicely with a cup of hot tea or coffee for an afternoon treat.

How to Store Leftover Lemon Blueberry Cake

Store leftover cake in an airtight container at room temperature for up to 2 days. If you need to keep it longer, refrigerate it for up to 5 days. Let the cake come to room temperature before serving for the best texture and flavor.

Can You Freeze Lemon Blueberry Cake?

Yes, this cake freezes well. Wrap the unfrosted or frosted cake tightly in plastic wrap, then in a layer of aluminum foil. Freeze for up to 3 months. To thaw, transfer to the refrigerator overnight. If the cake is frosted, let it thaw in the fridge to keep the frosting from sweating.

How to Reheat Lemon Blueberry Cake

This cake is best served at room temperature, but if you prefer it warm, microwave individual slices for 10 to 15 seconds. For a larger piece, place it in a 300°F oven for about 5 minutes. Be careful not to overheat, or the frosting will melt.

Lemon Blueberry Cake FAQs

Can I use frozen blueberries?

Yes, you can use frozen blueberries without thawing. Toss them in a tablespoon of flour to help prevent them from sinking and to keep the batter from turning purple.

Can I substitute the Greek yogurt?

Yes, plain whole milk yogurt, sour cream, or buttermilk work well. If using buttermilk, reduce the amount to 3/4 cup since it’s thinner.

How do I know when the cake is done?

Insert a toothpick into the center of the cake. If it comes out clean or with a few moist crumbs, the cake is done. The edges will also start to pull away from the pan.

Can I make this cake gluten-free?

Yes, substitute the all-purpose flour with a 1:1 gluten-free baking flour blend. The texture will be slightly different but still delicious.