Here is a complete, expanded recipe for Cloud Cake (often a flourless, meringue-based cake, also known as a “fallen soufflé cake” or “heaven cake”), written as though from one home baker to another, with all the sections you requested.
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Cloud Cake: The Fluffy, Low-Expectation, High-Reward Dessert
Introduction
To the mysterious stranger who posted that humble recipe for “Cloud Cake” on a forgotten cooking forum: thank you. We made it on a rainy Sunday, expecting a flat, eggy disappointment. Instead, we bit into a slice of something ethereal—crisp on the outside, creamy on the inside, tasting like sweetened air. This is not a pretty cake. It will crack. It will sink. But one forkful, and you won’t care. This recipe is for those who love science, simplicity, and surprise.
History
Cloud Cake likely evolved from the classic French Soufflé Glacé and the Italian Torta Meringata, which became popular in the 1970s as low-carb, gluten-free desserts. It gained new life in early internet recipe swaps as “Depression Cake” or “3-Ingredient Wonder.” No flour, no butter, no oil—just eggs, sugar, and cream of tartar. It’s a testament to making magic from minimal means.
Benefits
· Gluten-free – Safe for celiacs and gluten sensitivities.
· Low in fat – Only egg whites and a small amount of yolk.
· High in protein – Each slice offers ~5g protein.
· Customizable – Base recipe adapts to chocolate, lemon, or coconut.
· Therapy in a bowl – Whipping egg whites by hand (or machine) is oddly meditative.
Nutrition (per serving, 1/8 of cake)
Nutrient Amount
Calories ~145
Protein 5g
Fat 1g
Carbs 30g
Sugar 28g
Fiber 0g
Lovers (Who Will Adore This Cake)
· Meringue lovers – It’s a soft, pillowy cousin.
· Soufflé fans – Same drama, zero ramekins.
· Dietary restricted bakers – Gluten-free, dairy-free, oil-free.
· First-time bakers – Forgiving and rewarding.
· Kids – Watching it puff and fall is pure magic.
Methods & Formation (The Science)
This cake works because of denatured egg proteins trapping air bubbles. Here’s the method broken down:
1. Separate carefully – Any yolk in whites = no stiff peaks.
2. Whip to stiff peaks – Cream of tartar stabilizes the foam.
3. Fold gently – Deflating too much = dense “fog cake.”
4. Bake low & slow – 300°F (150°C) dries the exterior while keeping the interior creamy.
5. Cool in the oven – Prevents catastrophic collapse. Some fall is inevitable—that’s the “cloud” effect.
Formation Step-by-Step
· Protein network – Egg whites stretch around air cells.
· Sugar integration – Adds sweetness and slows water evaporation.
· Egg yolk ribbon stage – Yolks beaten with sugar form a thick, pale base.
· Folding – Combine light (whites) and heavy (yolks) without crushing air.
· Baking – Air expands, then steam escapes, leaving a tender crumb.
Recipe (Big Batch – Serves 8-10)
Ingredients
Ingredient Amount Notes
Large egg whites 6 Room temp
Large egg yolks 6 Room temp
Granulated sugar (for whites) ½ cup (100g) Superfine preferred
Granulated sugar (for yolks) ¼ cup (50g)
Cream of tartar ½ tsp Or 1 tsp lemon juice
Vanilla extract 1½ tsp
Pinch of salt ⅛ tsp
Optional flavorings: 2 tbsp cocoa powder (sifted), zest of 1 lemon, or ½ tsp almond extract.
Equipment
· Stand mixer or hand mixer + large bowl
· 9-inch (23 cm) springform pan or round cake pan
· Parchment paper (no greasing – cake needs traction to climb)
· Spatula (for folding)
Instructions
Prepare
1. Preheat oven to 300°F (150°C).
2. Line bottom of springform pan with parchment. Do not grease sides – the cake climbs ungreased surfaces.
Meringue (Cloud Base)
1. In a clean, dry bowl, beat egg whites on medium until frothy.
2. Add cream of tartar and salt. Beat to soft peaks.
3. Gradually add ½ cup sugar, 1 tbsp at a time. Beat to stiff, glossy peaks (about 5-7 minutes).
Yolk Mixture
1. In another bowl, beat egg yolks with ¼ cup sugar and vanilla until pale, thick, and ribbony (3 minutes).
Formation (Folding)
1. Fold ⅓ of meringue into yolk mixture to lighten.
2. Gently fold in remaining meringue in two additions. Stop when just combined – some white streaks are fine.
Bake
1. Pour batter into pan. Smooth top with spatula.
2. Bake 35-40 minutes until golden brown and top springs back slightly. A toothpick may come out moist – that’s correct.
Cool (Crucial)
1. Turn oven off, crack door open, leave cake inside for 1 hour. This prevents cold shock collapse.
2. Remove from oven. Cake will sink and crack – this is normal.
3. Run a knife around edge only when completely cool. Release springform.
Conclusion
This cake will never win a beauty contest. But set it on a table with berries, whipped cream, or a dusting of powdered sugar, and watch it disappear. The original poster was right: low expectations lead to the greatest surprises. Cloud cake tastes like a hug from someone who didn’t know they could bake.
Final Lovers’ Note
We made it again the next day with lemon zest and a handful of blueberries folded in. Our 6-year-old called it “fairy bread cake.” My mother-in-law asked for the recipe. So, to whoever you are out there: thank you for the cloud. We’re now lovers too.
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Serve warm or at room temperature. Keeps 2 days in the fridge (but rarely lasts that long).