[Home Baking] Lemon Cake | I Brought It to a BBQ Party as Dessert

One day, I opened the fridge and realized that the mascarpone cheese was nearing its expiration date. As it happened, I had been invited to a BBQ party that evening, so I decided to bake a lemon cake—something fresh and citrusy that would be the perfect light dessert after a meal of rich, grilled meats.

But this time, there was another thing I wanted to keep in mind.

One of my friends at the party has a nut allergy. Whenever I bring something homemade to a party, I often use almond flour or other nuts, so my friend would sometimes have to pass on my baked goods even when they looked delicious. I felt bad seeing her miss out, so this time I decided to make a completely nut-free lemon cake.

And it turned out to be a surprisingly perfect dessert for the party.

Thanks to the mascarpone, the cake itself was soft and moist, while brushing it with lemon syrup after baking really brought out the bright, fresh citrus flavor. It didn’t feel too heavy after a meal, and it was also lovely with a cup of tea or coffee.

And perhaps what I loved most about this recipe is that you can use up the entire 250g tub of mascarpone without any leftovers.

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A Moist Lemon Cake Made with Mascarpone

This recipe is a little different from a traditional lemon pound cake. Instead of using a large amount of butter, I use 250g of mascarpone and just a small amount of melted butter. The mascarpone gives the cake a soft, moist texture without making it feel as rich or heavy as a cream-based cake.

I also add fresh lemon juice to the batter, and the most important finishing touch is brushing the warm cake generously with lemon syrup.

Technically, the lemon syrup is optional, but I highly recommend making it if you can. That one extra step makes the lemon flavor much more pronounced and gives the cake an extra level of moisture.

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Why I Love This Recipe

It uses an entire tub of mascarpone.
The mascarpone I use comes in a 250g tub, and this recipe uses the whole thing. No wondering what to do with leftover mascarpone!

It can be made completely nut-free.
There is no almond flour, hazelnut flour, or other nut ingredients, yet the cake still turns out rich, soft, and satisfying.

The lemon syrup brings out the flavor.
Simply adding lemon juice to the batter can result in a fairly subtle lemon flavor. Brushing the cake with lemon syrup right after baking gives it a much brighter and more distinct citrus taste.

It’s perfect after a BBQ or a hearty meal.
Instead of a rich, buttery cake, the fresh citrus flavor makes this a much lighter and more refreshing dessert to enjoy after a meal.

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Ingredients

For one 10 × 20 cm loaf pan

[Cake Batter]

• 250g mascarpone
• 140g sugar
• 3 eggs
• 40g lemon juice (about 2–3 tablespoons)
• Zest of 1 lemon or orange (optional)
• A little vanilla extract
• 60g unsalted butter, melted

[Dry Ingredients]

• 220g cake flour
• 8g baking powder
• A pinch of salt

[Lemon Syrup]

• 30g lemon juice
• 25g sugar

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How to Make It

1. Preheat the Oven

Preheat the oven to 170°C (340°F).

Since every oven is slightly different, keep your own oven’s characteristics in mind when baking.

2. Mix the Mascarpone and Sugar

Add the mascarpone and sugar to a mixing bowl and stir until smooth.

If the mascarpone is very firm straight from the refrigerator, let it sit at room temperature for a little while before using it.

There is no need to whip it until fluffy. Just mix until the sugar is incorporated and most of the lumps have disappeared.

3. Add the Eggs

Add the eggs one at a time, mixing well after each addition.

Adding them all at once can make the batter more difficult to combine and may cause it to separate.

4. Add the Lemon and Vanilla

Add the lemon juice, vanilla extract, and lemon or orange zest, then mix until combined.

The zest is optional, but using it along with the lemon juice gives the cake a fuller citrus aroma.

If you’re using fresh lemons, here’s a little tip: zest the lemon before cutting it in half to juice it. It’s much easier to zest a whole lemon.

And if you don’t have a dedicated citrus zester, a fine cheese grater works surprisingly well too.

5. Add the Dry Ingredients

Sift the cake flour, baking powder, and salt into the bowl.

The batter may feel quite thick at this point.

Using a spatula, gently mix just until no dry flour is visible.

Try not to overmix once the flour has been added, as this can make the cake heavier.

6. Add the Melted Butter

Add the melted butter and gently mix until the batter is evenly combined.

If the butter is still very hot, let it cool slightly before adding it to the egg-based batter.

7. Transfer to the Pan

Line your loaf pan with parchment paper or lightly grease it with butter, then pour in the batter.

Since the batter is quite thick, use a spatula to gently smooth out the surface.

8. Bake

Bake at 170°C (340°F) for about 45–55 minutes.

Baking times can vary depending on your oven, so start checking around the 40-minute mark.

Insert a skewer into the center of the cake. If it comes out without any wet batter sticking to it, the cake is ready.

If the top starts browning too quickly, loosely cover it with aluminum foil partway through baking.

9. Brush with Lemon Syrup

While the cake is baking, combine 30g lemon juice and 25g sugar. Microwave for 20–30 seconds, or until the sugar has completely dissolved.

As soon as the cake comes out of the oven, while it is still warm, generously brush the top—and, if possible, the sides—with the lemon syrup several times.

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A Few Simple Tips to Make It Even Better

• Try using orange zest. Instead of lemon zest, add the zest of one orange. It softens the sharper acidity of the lemon and adds a deeper, more rounded citrus aroma.
• Brush on the syrup while the cake is hot. Applying the syrup while the cake is still hot helps it soak into the cake more easily, keeping it wonderfully moist even the next day.
• Let it rest overnight for even better flavor. It’s delicious on the day it’s baked, but once cooled and stored in an airtight container, the flavors come together beautifully by the next day. The richness of the mascarpone and the freshness of the lemon become more evenly distributed throughout the cake, making the texture even softer and the flavor more balanced.

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A Lemon Cake My Friend with a Nut Allergy Could Enjoy Too

My friend, who has often had to pass on my desserts because of the nuts, was genuinely happy this time. She said, “I can actually enjoy this without worrying!” and happily had several slices.

The fresh lemon flavor was also a big hit with the other guests, especially as a refreshing finish after the BBQ.

If you have a tub of mascarpone sitting in your fridge that you’re not sure what to do with, or you’re looking for a bright, citrusy dessert that the whole family can enjoy without nuts, I hope you’ll give this lemon cake a try!