Italian Grandma’s Lemon Custard Cake. A Timeless Classic Recipe

Some recipes feel like they’ve been passed down with love, written on worn paper, and baked in kitchens filled with laughter. This Italian Grandma’s Lemon Custard Cake is exactly that kind of dessert. It’s soft, lightly sweet, and gently scented with fresh lemon — the kind of cake that feels comforting without being heavy.

I imagine this cake cooling on a kitchen table while coffee brews nearby and family gathers, waiting patiently for a slice. Italian grandmothers have a beautiful way of turning the simplest ingredients into something unforgettable, and this recipe is a perfect example. No fancy decorations, no complicated steps — just honest baking that tastes like home.

This lemon custard cake is delicate, creamy in the center, and lightly golden on top. It’s perfect for everyday moments or special occasions when you want something classic and meaningful.

Why Make This Italian Grandma’s Lemon Custard Cake

This cake is simple, elegant, and full of old-world charm.

  • Soft cake with a creamy custard-like center
  • Light lemon flavor that’s fresh, not overpowering
  • Made with basic pantry ingredients
  • Perfect for afternoon coffee or dessert
  • A timeless recipe that never goes out of style

It’s the kind of cake you make once and then keep forever.

How to Make Italian Grandma’s Lemon Custard Cake

This recipe comes together gently and bakes into a beautifully layered texture.

Ingredients:

  • 4 large eggs, separated
  • 1 cup granulated sugar
  • ½ cup unsalted butter, melted and cooled
  • ¾ cup all-purpose flour
  • 2 cups milk, lukewarm
  • Zest of 1 large lemon
  • ¼ cup fresh lemon juice
  • 1 teaspoon vanilla extract
  • Powdered sugar for dusting

Directions:

Folding egg whites into lemon custard cake batter

  1. Preheat oven to 325°F (165°C). Grease and line an 8×8-inch baking dish.
  2. Separate egg whites and yolks into two bowls.
  3. Whisk egg yolks with sugar until pale and creamy.
  4. Slowly whisk in melted butter.
  5. Add flour and mix until smooth.
  6. Stir in milk, lemon zest, lemon juice, and vanilla extract. The batter will be thin.
  7. In a separate bowl, beat egg whites until stiff peaks form.
  8. Gently fold egg whites into the batter in batches, leaving some visible streaks.
  9. Pour batter into prepared dish and smooth the top lightly.
  10. Bake for 45–50 minutes until lightly golden and just set.
  11. Cool completely before dusting with powdered sugar and slicing.

How to Serve Italian Grandma’s Lemon Custard Cake

This cake is best served simply, just as it is.

  • Dust lightly with powdered sugar
  • Serve slightly chilled or at room temperature
  • Pair with coffee or tea
  • Add fresh berries on the side if desired

Its delicate flavor shines without heavy toppings.

How to Store Italian Grandma’s Lemon Custard Cake

  • Store covered in the refrigerator for up to 3 days
  • Bring to room temperature before serving if preferred
  • Do not freeze, as the custard texture may change

Tips to Make Italian Grandma’s Lemon Custard Cake Perfect

  • Fold egg whites gently for the best texture
  • Use fresh lemon juice for the best flavor
  • Don’t overbake — the center should remain soft
  • Let the cake cool fully to set the custard layer

Variations

  • Add orange zest for a citrus twist
  • Use almond extract instead of vanilla
  • Serve with a light berry compote
  • Dust with lemon sugar instead of powdered sugar

FAQs

Is this cake supposed to be soft in the middle?

Yes, the custard-like center is what makes this cake special.

Can I make this ahead of time?

Absolutely. It’s even better after chilling for a few hours.

Is this cake very sweet?

No, it’s lightly sweet with a fresh lemon flavor.

Conclusion

Italian Grandma’s Lemon Custard Cake is the kind of recipe that reminds us why classic baking matters. Simple ingredients, gentle techniques, and a result that feels both comforting and special.

I hope this cake brings warmth to your kitchen and joy to your table, just like the recipes passed down through generations. Sometimes, the most beautiful desserts are the simplest ones.

Slice of Italian lemon custard cake served with coffee

Italian Grandma’s Lemon Custard Cake

A classic Italian lemon custard cake with a soft, creamy center and light lemon flavor. Simple ingredients, timeless results.
Prep Time 20 minutes
Cook Time 50 minutes
Total Time 1 hour 10 minutes
Servings 9 slices

Equipment

  • 8×8-inch baking dish
  • Mixing bowls
  • Hand Mixer or Whisk

Ingredients
  

  • 4 large eggs separated
  • 1 cup granulated sugar
  • 1/2 cup unsalted butter melted and cooled
  • 3/4 cup all-purpose flour
  • 2 cups milk lukewarm
  • lemon zest from 1 lemon
  • 1/4 cup fresh lemon juice
  • 1 tsp vanilla extract
  • powdered sugar for dusting

Instructions
 

  • Preheat oven to 325°F (165°C). Grease and line an 8×8-inch baking dish.
  • Whisk egg yolks and sugar until pale and creamy.
  • Whisk in melted butter, then add flour until smooth.
  • Stir in milk, lemon zest, lemon juice, and vanilla. Batter will be thin.
  • Beat egg whites to stiff peaks and gently fold into batter.
  • Pour into baking dish and bake 45–50 minutes until lightly golden.
  • Cool completely, dust with powdered sugar, and slice.

Notes

The center should be soft and custard-like. Chill for cleaner slices if desired.
Keyword Grandma Recipe, Italian Cake, Lemon Custard Cake