Fluffy Yogurt Cloud Cake

The first time I made this cake, I was skeptical that something so simple could feel so luxurious. My grandmother kept talking about this yogurt cake she'd had in a tiny café in Vienna, light as air and barely sweet, and I became obsessed with recreating that memory. When it came out of the oven, the dome was so perfect I just stood there for a full minute staring at it like a proud parent.

I served this at a dinner party last spring when the peonies on my table were just starting to open. Everyone went silent for that first bite, which is basically the highest compliment a dessert can get. My friend Sarah actually asked for the recipe before she'd even finished her slice.

Ingredients

• All-purpose flour: The structure builder here, keeping the cake tender while still giving it enough backbone to hold those gorgeous air pockets
• Cornstarch: The secret weapon for softness, it makes the crumb impossibly fine and delicate
• Baking powder: Provides just enough lift to work alongside the egg whites without making the cake taste chemical
• Salt: A tiny pinch that makes every other flavor sing, don't skip it even if it seems odd
• Eggs, separated: Beating the whites separately is what creates that signature cloud texture, while yolks add richness
• Granulated sugar, divided: Using some in the yolks and some in the whites helps stabilize everything perfectly
• Vegetable oil: Keeps the cake moist for days unlike butter cakes that can dry out
• Full-fat Greek yogurt: The star of the show, adding tang and tenderness in equal measure
• Vanilla extract: Use the good stuff here since it's one of the main flavor notes
• Lemon zest: Brightens everything and makes the yogurt flavor pop
• Powdered sugar: For that snow-dusted finish that makes it look ethereal
• Fresh berries: The perfect companion, their tart juice cutting through the creaminess

Instructions

Get your oven ready:

Preheat to 325°F and line just the bottom of your cake pan with parchment, leaving the sides completely ungreased so the batter can climb up as it bakes.

Whisk your dry ingredients:

Combine the flour, cornstarch, baking powder, and salt in a bowl, then set it aside while you work on the wet ingredients.

Make the yolk mixture:

Whisk the egg yolks with half the sugar until they're pale and creamy, then beat in the oil, yogurt, vanilla, and lemon zest until smooth.

Fold in the flour:

Gently incorporate the dry ingredients into the yolk mixture, being careful not to overwork it or you'll lose that delicate texture.

Beat the egg whites:

In a completely clean bowl, whip the whites until they form soft peaks, then gradually add the remaining sugar and keep beating until they're stiff and glossy.

Combine everything:

Fold one third of the whites into the batter to lighten it, then gently fold in the rest in two more additions, treating it like something precious.

Bake to perfection:

Pour the batter into your prepared pan, smooth the top, and bake for 40 to 45 minutes until it's set and a toothpick comes out clean.

Cool carefully:

Let it rest in the pan for 10 minutes, then run a knife around the edge and invert it onto a wire rack to cool completely.

Finish with flair:

Dust generously with powdered sugar and arrange fresh berries on top just before serving.

Save

This cake has become my go-to when I want to impress without actually trying that hard. There's something about the way it feels in your mouth, almost weightless but substantial enough to feel satisfying, that makes people pause and take notice.

Making It Ahead

I've learned that this cake is actually at its absolute best after being refrigerated for a few hours. The cold firms up the texture just enough and makes the flavors meld together beautifully.

Serving Suggestions

Beyond berries, I've served this with a dollop of crème fraîche and a drizzle of honey for breakfast. It's also gorgeous with poached pears or just plain, really letting that subtle yogurt flavor shine through.

Flavor Variations

The basic formula is incredibly forgiving and welcomes experimentation. I've swapped the lemon zest for orange, added a tablespoon of poppy seeds, and even folded in fresh blueberries before baking.

• Try adding almond extract instead of vanilla for a completely different profile
• A tablespoon of rose water transforms it into something middle eastern and magical
• Fold in chopped toasted nuts right at the end for added texture

Save

Every time I pull this cake from the oven, I'm reminded that the simplest recipes often bring the most joy. Hope it becomes a favorite in your kitchen too.

Recipe FAQs

→ What makes this cake so light and fluffy?

The secret lies in the beaten egg whites folded into the batter. Creating stiff peaks and gently incorporating them adds air pockets that expand during baking, resulting in that signature cloud-like texture. The Greek yogurt also contributes moisture without weighing down the crumb.

→ Can I use regular yogurt instead of Greek yogurt?

Greek yogurt is preferred because it's thicker and contains less whey, which helps maintain the cake's structure. Regular yogurt can make the batter too loose. If substituting, strain regular yogurt through cheesecloth for several hours to remove excess liquid before using.

→ Why shouldn't I grease the sides of the pan?

Leaving the sides ungreased allows the batter to climb and grip the pan as it rises, helping the cake achieve better height and structure. The cake will release easily once cooled slightly, thanks to the parchment paper on the bottom.

→ How do I know when the egg whites are ready?

Egg whites are ready when they form stiff peaks that stand straight up when the beaters are lifted. The whites should appear glossy and smooth, not dry or grainy. Overbeating can cause them to break and lose their aeration power.

→ Can I add other flavors to this cake?

Absolutely. Try adding orange zest instead of lemon, or incorporate a teaspoon of almond or coconut extract. You can also fold in fresh berries or a tablespoon of lemon juice for extra brightness. Just avoid adding too much liquid, which could affect the texture.

→ How should I store leftovers?

Keep the cake in an airtight container at room temperature for up to two days. For longer storage, refrigerate it, though this may slightly alter the texture. Bring chilled slices to room temperature before serving for the best flavor and mouthfeel.