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A close up of the crumb and frosting texture of a Lemon Chantilly Cake

Lemon Chantilly Cake


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5 from 15 reviews

Description

This recipe elevates the classic lemon cake using precision techniques, including a hybrid fat mixture of butter and olive oil, to achieve a perfectly moist yet structurally sound crumb. Layered with a light, tangy cream cheese Chantilly frosting, this dessert is a study in balancing rich texture with bright, intense citrus flavor.


Ingredients

  • 3 cups Cake Flour
  • 1 1/4 cups Granulated Cane Sugar
  • Zest of 2 large Lemons
  • 8 tbsp Unsalted Butter, softened (for cake)
  • 1/2 cup Olive Oil
  • 3 large Eggs, room temperature
  • 1 tsp Vanilla Extract
  • 1/2 cup Whole Milk
  • 1 tbsp Baking Powder
  • 1 tsp Baking Soda
  • 1/2 tsp Sea Salt (for cake)
  • 1/4 cup Fresh Lemon Juice (for cake)
  • 8 oz Cream Cheese, softened (for frosting)
  • 1/2 cup Unsalted Butter, softened (for frosting)
  • 4 cups Powdered Sugar
  • 1 cup Heavy Cream, chilled
  • 1 tsp Fresh Lemon Juice (for frosting)
  • Pinch of Sea Salt (for frosting)


Instructions

  1. Preheat your oven to 350F (175C). Oven accuracy is paramount; use a standalone thermometer to confirm the internal temp. Butter two 9-inch cake pans and line the bottoms with parchment paper. This creates a non-stick barrier that guarantees a clean release, preserving the delicate edges of your cake.
  2. In the bowl of a stand mixer, combine the lemon zest and granulated sugar. Use your fingertips to rub the zest into the sugar for at least 60 seconds. You will notice the sugar becomes fragrant and slightly damp; this is the essential oils being released and coating the sugar crystals, which distributes flavor more effectively than simply mixing.
  3. Add the softened butter to the lemon sugar. Using the paddle attachment, cream on low speed until just incorporated, then increase to high for 2 minutes. Switch to the whisk attachment. Add the eggs one at a time, beating for 2 minutes after the addition until the volume has doubled. This mechanical aeration is critical for a light structure.
  4. Slowly pour in the lemon juice, olive oil, and vanilla extract. Whisk on high speed for another 2 minutes. We are looking for a pale, thick emulsion. Finally, stir in the whole milk on low speed to avoid splashing. The mixture may look slightly curdled due to the acid—this is normal and will resolve once the dry ingredients are introduced.
  5. Sift together the cake flour, baking powder, baking soda, and sea salt. Add the dry mixture to the wet ingredients in two batches. Mix just until no streaks of flour remain. Over-mixing at this stage activates gluten, which will turn your tender cake into bread. Stop the moment the batter is smooth.
  6. Divide the batter equally between the prepared pans. Bake for 25-30 minutes. Use a wooden skewer to test the center; it should come out clean with a few moist crumbs. Let the cakes rest in their pans for 10 minutes to allow the cell walls to set before transferring them to a wire rack to cool completely.
  7. In a chilled bowl, beat the softened butter and cream cheese on high for 3 minutes until perfectly smooth. Gradually add the powdered sugar on low. Once incorporated, add the heavy cream, lemon juice, and salt. Whip on high for 5 minutes until the frosting is light, fluffy, and holds a stiff peak.
  8. Slice each cooled cake layer horizontally to create four thin layers. Place the first layer on a stand and apply 3/4 cup of frosting. Repeat for all layers. Apply a very thin layer of frosting—the crumb coat—to the exterior. Chill for 20 minutes. This ‘locks in’ loose particles, allowing for a professional, smooth finish when you apply the final frosting.

Notes

To ensure a superior ‘Chantilly’ texture in your frosting, make sure all of the cream cheese and butter are thoroughly softened before beating them together, but keep the heavy cream very cold until the moment you incorporate it into the mix. If you are baking at a higher altitude, consider slightly reducing the chemical leaveners and increasing the liquid slightly to compensate for the lower air pressure.

  • Prep Time: 45 mins
  • Cook Time: 30 mins
  • Category: Dessert
  • Method: Baking
  • Cuisine: Modern American