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Apple Cake with Custard and Almond Crumble – A Classic German Dessert
🛒 Ingredients
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170 g sugar
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3 eggs
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250 g plain flour
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1 tsp baking powder
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butter, for greasing
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breadcrumbs, for dusting the tin
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6 apples
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1 tsp cinnamon
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100 g almonds (50 g for the filling, 50 g for the crumble)
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1 sachet vanilla custard powder
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90 g sugar (40 g for the custard, 50 g for the crumble)
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600 ml milk
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175 g plain flour for the crumble
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70 g sugar for the crumble
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100 g butter for the crumble
This recipe is also available in German.
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📌 Overview
Apple cake with custard and almond crumble is a beloved German dessert combining tender apple slices, a smooth custard layer, and a crisp almond topping. Rooted in Bavarian baking traditions, this cake offers a comforting balance of textures and warm cinnamon notes, making it a perfect treat for autumn and festive occasions.
👨🍳 Preparation
- 1
Heat the oven to 180°C conventional. Grease a baking tin or tray, roughly 20 x 30 cm, well with butter and dust lightly with breadcrumbs so the cake doesn’t catch.
- 2
For the sponge, whisk the eggs with the 170 g sugar until pale, thick and fluffy. Mix the flour with the baking powder, then gently fold it into the egg mixture until you have a smooth batter.
- 3
Spread the batter evenly into the prepared tin. If you have a baking frame, place it around the cake for neat edges.
- 4
Peel the apples, remove the cores and cut them into thin slices. Arrange the apple slices closely together over the batter, then scatter with the cinnamon and 50 g chopped almonds.
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Make the custard by stirring the custard powder with 40 g sugar and 6 tablespoons of the milk until smooth. Bring the remaining milk to the boil in a saucepan, then stir in the custard mixture. Cook briefly, stirring constantly, until thickened.
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Spoon the warm custard carefully and evenly over the apples.
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For the crumble, rub the 175 g flour and 70 g sugar together with the butter until you have a coarse, crumbly mixture.
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Scatter the crumble generously over the custard, then finish with 1 tablespoon sugar and the remaining 50 g almonds.
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Bake on the middle shelf for about 1 hour, until the crumble is golden brown and the cake is cooked through.
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Leave the cake to cool a little before slicing so the custard has time to set properly.
🧠 Why It Works
This apple cake succeeds through its harmonious layering: the soft sponge base provides a light, airy foundation while the gently spiced apple slices add natural sweetness and moisture. The custard layer introduces a creamy, velvety texture that contrasts beautifully with the crunchy almond crumble topping. The interplay of cinnamon’s warmth, the nutty aroma of almonds, and the subtle sweetness from balanced sugar quantities creates a complex flavour profile typical of German home baking. The baking technique ensures the custard sets without curdling, while the crumble’s butter content delivers a golden, crisp finish, embodying the regional emphasis on texture contrast and ingredient balance.
🛠️ Troubleshooting
Why is my custard layer watery after baking?
This usually happens if the custard wasn’t cooked long enough to thicken before baking or if too much liquid was used. Ensure the custard is thick and smooth before spreading over the apples.
How do I keep the crumble topping crisp and not soggy?
Use cold butter rubbed into the flour and sugar to create a coarse texture. Avoid over-spreading the custard to prevent moisture seeping into the crumble. Bake until the topping is golden brown.
What if the cake edges spread unevenly?
Using a baking frame helps maintain neat edges and prevents batter from spreading too much. Also, dusting the tin with breadcrumbs improves release and edge texture.
How should I reheat leftover apple cake?
Warm slices gently in a low oven (around 150°C) for 10–15 minutes to revive the custard’s creaminess and the crumble’s crispness without drying out the cake.
💡 Tips and Variations
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For a deeper, more caramel-like flavour, use soft brown sugar in the sponge and add a drop of vanilla extract to the custard.
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A baking frame is very handy here, as it helps keep the edges tidy and stops the batter spreading too much as it bakes.
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The real charm of this cake lies in the balance between sweet apples, warming cinnamon and the contrast of creamy custard with crisp crumble.
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This recipe is already vegetarian. For a vegan version, swap the eggs for apple purée and use plant-based milk and butter.
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If you fancy a change, replace the almonds with chopped hazelnuts or walnuts for a richer, nuttier topping.
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A small squeeze of lemon juice in the custard brightens the apple flavour beautifully.
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For a quick gluten-free or vegan adaptation, use a gluten-free flour blend, plant-based butter and a vegan vanilla custard made with cornflour.
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The secret to this bake is getting that lovely contrast between the soft custard layer and the crisp, golden crumble on top.
📦 Storage
Keep the cake covered at room temperature for up to 2 days. If you’d like it to last a little longer, store it in the fridge and bring it back to room temperature before serving for the best texture.
🍷 Pairing
This apple cake pairs exquisitely with a German Riesling Kabinett, whose bright acidity and delicate sweetness balance the cake’s rich custard and cinnamon notes. A Grauburgunder from Germany offers a rounded mouthfeel and subtle fruitiness that complements the almond crumble’s nuttiness. For an international touch, a fresh Pinot Grigio with crisp minerality and light body enhances the dessert’s textures without overpowering its gentle flavours, creating a harmonious tasting experience that honours both German tradition and contemporary palates.
❓ F.A.Q.
Can I prepare this apple cake in advance?
Yes, the cake can be baked a day ahead and stored covered at room temperature for up to two days. For longer freshness, refrigerate and bring to room temperature before serving to maintain the custard’s creamy texture.
What type of apples are best for this recipe?
Firm, slightly tart apples like Braeburn or Cox Orange Pippin are ideal as they hold their shape during baking and complement the sweet custard and cinnamon.
How do I prevent the custard from curdling?
Stir the custard powder and sugar into cold milk before adding to boiling milk, then cook gently while stirring constantly until thickened. Avoid boiling after thickening to maintain a smooth texture.
Is this recipe suitable for vegetarians and vegans?
The original recipe is vegetarian. For a vegan version, substitute eggs with apple purée and use plant-based milk and butter alternatives, along with a vegan custard made from cornflour.
Can I use other nuts instead of almonds?
Yes, chopped hazelnuts or walnuts can replace almonds to add a richer, earthier flavour while maintaining the crunchy crumble texture.
🏛️ History and Tradition
Apple cake with custard and almond crumble is a classic German dessert with roots in Bavarian and Swabian home baking traditions, where seasonal apples and nuts are celebrated in autumnal dishes. Historically, such cakes were prepared for family gatherings and festive occasions like Martinmas and Christmas, reflecting the region’s emphasis on hearty yet refined desserts. The combination of custard and crumble showcases the German culinary value of texture contrast and balanced sweetness, reinforcing its identity as a comforting everyday treat with deep cultural resonance.
If you’re after a bake that feels both comforting and a little bit special, this one is well worth making. The combination of soft apples, creamy custard and crunchy almond crumble is hard to resist, and it’s the sort of cake that disappears quickly once it’s on the table. Bake it for a weekend treat, share it with family and friends, and enjoy every last crumb.
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