01 -
Preheat oven to 175°C. Grease and flour a 23-centimeter round cake pan, or line with parchment paper.
02 -
In a medium bowl, whisk together flour, baking powder, and salt until well combined.
03 -
In a large mixing bowl, beat softened butter with granulated sugar until light and fluffy, approximately 3 minutes.
04 -
Add eggs one at a time to the creamed mixture, beating thoroughly after each addition. Stir in vanilla extract and lemon zest.
05 -
Gradually add the dry ingredients to the wet mixture, alternating with milk and starting and ending with the dry mixture. Stir in Limoncello just until incorporated.
06 -
Pour batter into prepared pan, smoothing the top. Bake for 25–30 minutes or until a skewer inserted into the center emerges clean. Cool in pan for 10 minutes, then transfer to wire rack to cool fully.
07 -
In a small saucepan, combine Limoncello, water, and sugar. Heat over medium, stirring until sugar is dissolved. Allow syrup to cool to room temperature.
08 -
In a large bowl, whisk together mascarpone cheese, heavy cream, powdered sugar, and vanilla until smooth and creamy. Blend in Limoncello until fully combined.
09 -
Once cake is completely cool, slice horizontally to create two even layers. Brush the bottom layer with Limoncello syrup and spread with half the mascarpone filling. Add the second cake layer, brush with syrup, and cover with remaining filling.
10 -
Refrigerate assembled cake for at least 1 hour to allow flavors to meld and structure to set.
11 -
Before serving, dust cake with powdered sugar and adorn with lemon slices or fresh berries as desired.