Here is a soft, creamy Lemon Custard Cake with a light sponge top and a smooth custard layer underneath. This cake magically separates into layers while baking and has a fresh lemon flavor.
Lemon Custard Cake (Magic Style)
Preparation Time
15 minutes
Baking Time
45–50 minutes
Cooling Time
1–2 hours
Servings
6–8
Ingredients
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Eggs – 4 large, separated
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Granulated sugar – ¾ cup
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Unsalted butter – ½ cup (115 g), melted and cooled
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Milk – 1¾ cups, lukewarm
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All-purpose flour – ¾ cup
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Lemon juice – ½ cup, fresh
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Lemon zest – 1 tablespoon
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Vanilla extract – 1 teaspoon
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Salt – ¼ teaspoon
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Powdered sugar – for dusting (optional)
Directions
Step 1: Prepare the Pan
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Preheat oven to 160°C (325°F).
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Grease and line an 8×8-inch baking pan or similar.
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Place pan inside a larger baking dish for a water bath.
Step 2: Whip Egg Whites
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Beat egg whites with a pinch of salt until soft peaks form.
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Set aside.
Step 3: Make the Batter Base
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Beat egg yolks and sugar until pale and creamy.
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Add melted butter and mix well.
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Mix in lemon zest, lemon juice, and vanilla.
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Add flour and mix until smooth.
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Slowly pour in milk and mix. Batter will be thin.
Step 4: Fold in Egg Whites
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Gently fold egg whites into batter in 3 additions.
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Do not fully mix; leave small lumps of egg white.
Step 5: Bake
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Pour batter into prepared pan.
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Carefully pour hot water into the outer pan halfway up the sides.
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Bake for 45–50 minutes until top is lightly golden and center jiggles slightly.
Step 6: Cool and Set
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Remove from oven and water bath.
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Cool completely at room temperature.
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Refrigerate at least 1 hour for clean slices.
Tips for Perfect Lemon Custard Cake
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Do not overmix egg whites; separation creates layers.
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Use fresh lemon juice for best flavor.
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Batter should be very thin before baking.
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Slight jiggle in center means creamy custard.
Variations
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Orange Custard Cake: Replace lemon with orange juice and zest.
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Lime Version: Use lime juice and zest.
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Gluten-Free: Replace flour with cornstarch.
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Extra Tangy: Add 1 extra tablespoon lemon juice.
Storage
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Refrigerate covered up to 3 days.
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Serve chilled or slightly cool.
