11. Lemon Blueberry Cake

Let’s Chat About Lemon Blueberry Cake

You know those days when you want something sweet but not too fussy? That’s how this whole 11. Lemon Blueberry Cake thing started for me one gloomy Saturday. I’d just watched my neighbor win the local bake-off (again, sigh), so I decided to bake something cheery, even though my kitchen was chaos and my dog kept eyeing the blueberries like they were dog treats. Long story short, I whipped this up, and wouldn’t you know, it brightened the whole day—even though I spilled flour everywhere. Story of my baking life!

Why I Keep Coming Back to This Cake

I make this when I need a bit of sunshine (or want to impress family without much effort). My kids go wild for it—mostly because they pick out the blueberries with their fingers before the cake even cools. Some days, the blueberries sink to the bottom or the lemon glaze is, let’s say, more of a splatter than a drizzle. But honestly, that’s half the fun. Actually, the more rustic it looks, the more people say it feels “homemade”—which it is, warts and all!

What You’ll Need (Swaps Approved!)

• 2 cups all-purpose flour (sometimes I swap half for whole wheat—turns out just a tad denser, but not bad!)
• 1 and 1/2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt (my gran always swore by flaky salt, so I use that if it’s handy, but regular table salt gets the job done)
• 1/2 cup unsalted butter, softened (margarine works if it’s all you’ve got—no judging)
• 1 cup granulated sugar
• 2 large eggs
• 1 tablespoon lemon zest (I’ve done it with lime in a pinch, but lemon’s better)
• 1/4 cup fresh lemon juice (or, cough, the bottled kind—don’t tell Martha Stewart)
• 1 teaspoon vanilla extract
• 3/4 cup buttermilk (milk plus a splash of vinegar works, which I learned one day when the buttermilk had, well, evolved)
• 1 and 1/4 cups fresh blueberries (frozen work in winter, but don’t thaw them—otherwise, it gets blue streaks all over)
• Optional: 1-2 tablespoons flour (for tossing with the blueberries, IF you remember!)
• For the glaze: 1 cup powdered sugar, 2-3 tablespoons lemon juice (again, bottled juice has saved me more than once)

How to Bake This Tangy Blue Treat

1. Preheat your oven to 350°F (180°C). While that’s happening, butter a 9-inch round or loaf pan—or, if you’re feeling wild, line it with baking paper (I usually forget).
2. Whisk together the flour, baking powder, baking soda, and salt in a bowl. This step always makes me feel organized for all of five seconds.
3. Cream the softened butter and sugar in a big bowl until it’s light and fluffy—well, reasonably fluffy. I use an electric beater, though one time I used a wooden spoon and nearly regretted it. Add in your eggs, one at a time, mixing between each. Toss in the lemon zest, juice, and vanilla. The smell at this point? A whole mood.
4. Now, add the flour mix and buttermilk in alternating thirds. So, a bit of flour, then buttermilk, repeat. Don’t overthink it—just don’t dump all the buttermilk in at once unless you enjoy finding out what glue tastes like.
5. If you remembered, toss the blueberries in a tablespoon or two of flour (apparently this keeps them from sinking, but honestly, sometimes they still do). Gently fold them into the batter—don’t go wild, or you’ll turn the cake purple.
6. Pour the batter into your pan, smoothing the top like you’re tucking it in for a nap.
7. Bake for 45-55 minutes. Start checking at 45 using a toothpick—it should come out with just a few moist crumbs. Don’t panic if the top browns a little more than you’d like; it’ll still taste great. I sometimes cover the top loosely with foil for the last 10 minutes if it’s going too dark.
8. Cool the cake in the pan for about 15 minutes, then tip it out onto a rack. I always sneak a corner, even though it’s hot enough to burn my mouth (worth it).
9. Mix the powdered sugar and lemon juice to make a glaze; drizzle it over the mostly-cooled cake. If it looks a bit running, add more sugar—if it’s too stiff, more juice. Use a spoon or, in my case once, a clean finger when the spoon went missing.

Some Notes from My Kitchen Trenches

• If your blueberries sink, don’t sweat it—still tastes awesome, and sometimes the bottom gets all gooey and delicious.
• I tried using coconut oil instead of butter once and, eh, not my favorite. But you do you.
• Lemon extract instead of fresh lemon? Did this once and, actually, I find it works better if you just stick with the real juice.

Variations I’ve Tried (Not All Were Hits)

• Swapping raspberries for blueberries, which tasted fine, but honestly, the seeds stuck in my teeth. Not sure I’d do it again.
• A little almond extract with the vanilla is nice, but use a light hand or your cake will taste like marzipan (which is either brilliant or dreadful).
• Mini loaf pans—cute AND faster to bake; just keep an eye on them at the 25-minute mark.

But What If You Don’t Have All the Fancy Kit?

If you don’t have a mixer, just use some serious elbow grease and a sturdy spoon. I once used a wine bottle as a rolling pin for something else, so, you do what works, right?

How to Store It (But You Probably Won’t Have Leftovers)

This keeps in an airtight tin at room temp for 2-3 days, though, honestly, in my house it never lasts more than a day! You can freeze it (unglazed) if you must, but I always forget about frozen cake until I find it months later, very mysterious and slightly sad.

How We Eat It (and Maybe You Should, Too)

We like it with afternoon tea, no matter how posh or casual. My uncle insists on a scoop of vanilla ice cream on the side (even in December), but I love it solo with a big mug of Earl Grey. Sometimes, late at night, I sneak a slice; don’t tell anyone.

Stuff I Learned the Hard Way (a Few Pro Tips)

• Don’t rush cooling before adding the glaze. I once impatiently poured it on a hot cake; it just melted off in a sad, sticky puddle.
• Measure the lemon zest—more isn’t always better unless you love super-tart cakes. (Well, actually, I kind of do, but not everyone does.)
• Don’t overmix after adding the flour, unless you’re aiming for a doorstop with berries in it. Learned that the, uh, chewy way.

FAQs: You’ve Asked, I’ve Answered

• Can I use frozen blueberries? Yep! Don’t thaw or you’ll end up with blue streaks galore. Not a bad look, just a bit odd.
• No buttermilk? No worries—just add about a tablespoon of vinegar or lemon juice to regular milk. Works a charm.
• What about gluten free? I tried a blend once; worked okay, maybe a tad crumbly but totally edible. Let me know if you find a magic combo!
• Could I double it for a bigger crowd? Absolutely, but use two pans; cramming it all in one will get you a half-cooked mess (speaking form experience, oops).
• How do I know it’s done? Stick a toothpick in—if it comes out clean-ish, call it good. Or, I kind of just press the top and if it feels springy, out it comes.
• My cake sank. Why?? Who knows! Oven mojo? Underbaked? Overmixed? It still eats fine with a bit of extra glaze.

Anyway, if you make it and end up with lemon zest in your hair or a purple-fingered kid, you did it right. Happy baking—let me know how yours turns out!

★★★★★ 4.10 from 6 ratings

Lemon Blueberry Cake

yield: 8 servings

prep: 25 mins

cook: 55 mins

total: 50 mins

A bright and moist lemon cake bursting with fresh blueberries and topped with a sweet-tart lemon glaze. Perfect for dessert or a special brunch, this easy cake comes together with pantry staples and a few fresh ingredients.

🖨️ Print Pin Recipe

Ingredients

• 2 cups all-purpose flour (sometimes I swap half for whole wheat—turns out just a tad denser, but not bad!)
• 1 and 1/2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt (my gran always swore by flaky salt, so I use that if it’s handy, but regular table salt gets the job done)
• 1/2 cup unsalted butter, softened (margarine works if it’s all you’ve got—no judging)
• 1 cup granulated sugar
• 2 large eggs
• 1 tablespoon lemon zest (I’ve done it with lime in a pinch, but lemon’s better)
• 1/4 cup fresh lemon juice (or, cough, the bottled kind—don’t tell Martha Stewart)
• 1 teaspoon vanilla extract
• 3/4 cup buttermilk (milk plus a splash of vinegar works, which I learned one day when the buttermilk had, well, evolved)
• 1 and 1/4 cups fresh blueberries (frozen work in winter, but don’t thaw them—otherwise, it gets blue streaks all over)
• Optional: 1-2 tablespoons flour (for tossing with the blueberries, IF you remember!)
• For the glaze: 1 cup powdered sugar, 2-3 tablespoons lemon juice (again, bottled juice has saved me more than once)

Instructions

1. 1
   Preheat your oven to 350°F (180°C). While that’s happening, butter a 9-inch round or loaf pan—or, if you’re feeling wild, line it with baking paper (I usually forget).
2. 2
   Whisk together the flour, baking powder, baking soda, and salt in a bowl. This step always makes me feel organized for all of five seconds.
3. 3
   Cream the softened butter and sugar in a big bowl until it’s light and fluffy—well, reasonably fluffy. I use an electric beater, though one time I used a wooden spoon and nearly regretted it. Add in your eggs, one at a time, mixing between each. Toss in the lemon zest, juice, and vanilla. The smell at this point? A whole mood.
4. 4
   Now, add the flour mix and buttermilk in alternating thirds. So, a bit of flour, then buttermilk, repeat. Don’t overthink it—just don’t dump all the buttermilk in at once unless you enjoy finding out what glue tastes like.
5. 5
   If you remembered, toss the blueberries in a tablespoon or two of flour (apparently this keeps them from sinking, but honestly, sometimes they still do). Gently fold them into the batter—don’t go wild, or you’ll turn the cake purple.
6. 6
   Pour the batter into your pan, smoothing the top like you’re tucking it in for a nap.
7. 7
   Bake for 45-55 minutes. Start checking at 45 using a toothpick—it should come out with just a few moist crumbs. Don’t panic if the top browns a little more than you’d like; it’ll still taste great. I sometimes cover the top loosely with foil for the last 10 minutes if it’s going too dark.
8. 8
   Cool the cake in the pan for about 15 minutes, then tip it out onto a rack. I always sneak a corner, even though it’s hot enough to burn my mouth (worth it).
9. 9
   Mix the powdered sugar and lemon juice to make a glaze; drizzle it over the mostly-cooled cake. If it looks a bit running, add more sugar—if it’s too stiff, more juice. Use a spoon or, in my case once, a clean finger when the spoon went missing.

CLICK FOR NUTRITION INFO ↑

Approximate Information for One Serving

Serving Size: 1 serving

Calories: 320cal

Protein: 4 gg

Fat: 11 gg

Saturated Fat: 0g

Trans Fat: 0g

Cholesterol: 0mg

Sodium: 0mg

Potassium: 0mg

Total Carbs: 52 gg

Fiber: 0g

Sugar: 0g

Net Carbs: 0g

Vitamin A: 0

Vitamin C: 0mg

Calcium: 0mg

Iron: 0mg

Nutrition Disclaimers

Number of total servings shown is approximate. Actual number of servings will depend on your preferred portion sizes.

Nutritional values shown are general guidelines and reflect information for 1 serving using the ingredients listed, not including any optional ingredients. Actual macros may vary slightly depending on specific brands and types of ingredients used.

To determine the weight of one serving, prepare the recipe as instructed. Weigh the finished recipe, then divide the weight of the finished recipe (not including the weight of the container the food is in) by the desired number of servings. Result will be the weight of one serving.

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