Italian Grandma’s Lemon Custard Cake: Magic Three-Layer Dessert
A soft, delicate Italian lemon custard cake with a creamy custard-like center and a light, fluffy top just like nonna used to make.
- Author: ssam
- Prep Time: 20 mins
- Cook Time: 50 mins
- Total Time: 1 hr 10 mins
- Yield: 9 slices 1x
- Category: Dessert
- Method: Baked
- Cuisine: Italian
- Diet: Vegetarian
- 4 large eggs, separated
- 3/4 cup granulated sugar
- 1/2 cup unsalted butter, melted and cooled
- 1/2 cup all-purpose flour
- 2 tbsp cornstarch
- 2 cups whole milk, lukewarm
- 1/4 cup fresh lemon juice
- 1 tbsp lemon zest
- 1/2 tsp vanilla extract
- Pinch of salt
- Powdered sugar for dusting
- 1. Preheat oven to 325°F (160°C). Grease and line an 8-inch square baking dish.
- 2. Separate eggs and beat egg whites with a pinch of salt until stiff peaks form.
- 3. In another bowl, whisk egg yolks and sugar until pale and creamy.
- 4. Add melted butter, lemon juice, zest, and vanilla, mixing until smooth.
- 5. Stir in flour and cornstarch.
- 6. Gradually whisk in warm milk until you have a thin batter.
- 7. Gently fold in beaten egg whites, leaving some lumps for texture.
- 8. Pour batter into the pan and bake for 45–55 minutes until golden and set on top.
- 9. Cool completely, dust with powdered sugar, slice, and serve.
Notes
- Cake will naturally form three layers: fluffy sponge on top, creamy custard in the middle, and dense base at the bottom.
- Best served chilled or at room temperature.
- Store leftovers covered in the refrigerator for up to 3 days.
Nutrition
- Serving Size: 1 slice
- Calories: 240
- Sugar: 22g
- Sodium: 85mg
- Fat: 11g
- Saturated Fat: 6g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 0g
- Protein: 6g
- Cholesterol: 95mg
Keywords: Italian lemon custard cake, nonna cake, creamy lemon dessert