Quick Recipe Version (TL;DR)
Quick Ingredients
- Soft butter + 3 tbsp (36 g) sugar for coating 4 ramekins
- 4 oz (115 g) dark chocolate 60–70 %, chopped
- 2 tbsp (28 g) unsalted butter
- 2 tbsp (15 g) unsweetened cocoa powder, sifted
- 3 tbsp (24 g) all-purpose flour
- 1/2 cup (120 ml) whole milk
- 1 tsp pure vanilla extract
- 3 large egg yolks, room temperature
- 1/4 cup (50 g) granulated sugar (for yolks)
- 4 large egg whites, room temperature
- 1/4 tsp cream of tartar or 1/2 tsp lemon juice
- 6 tbsp (75 g) granulated sugar (for whites)
- Pinch fine salt
- Powdered sugar + lightly sweetened whipped cream, for serving (optional)
Do This
- 1. Heat oven to 400°F (200°C). Generously butter 4 ramekins, coat with sugar, tapping out excess. Place on a baking tray.
- 2. Melt chocolate and 2 tbsp butter in a heatproof bowl over barely simmering water; stir smooth. Remove from heat, whisk in cocoa.
- 3. Warm milk with vanilla. In a bowl, whisk yolks, 1/4 cup sugar, and flour to a paste. Gradually whisk in hot milk, then cook over medium heat, whisking, until thick and just bubbling.
- 4. Whisk thickened milk mixture into melted chocolate until smooth. Let cool to just lukewarm (stir occasionally).
- 5. Beat egg whites, salt, and cream of tartar to soft peaks. Gradually add 6 tbsp sugar and beat to glossy medium-firm peaks.
- 6. Fold one-third of whites into chocolate base, then gently fold in the rest. Fill ramekins to the rim, level, run thumb around edge, and bake 14–16 minutes. Dust with powdered sugar and serve immediately.
Why You’ll Love This Recipe
- Rises into a tall, cloud-like dome with a delicately crisp, sugared top and a tender, mousse-like center.
- Deep, intense dark chocolate flavor that is rich but not heavy.
- Uses simple, everyday ingredients yet feels special-occasion elegant.
- Clear, detailed instructions so even first-time soufflé bakers can succeed.
Grocery List
- Produce: None (just eggs, which are listed with dairy).
- Dairy: Unsalted butter, whole milk, heavy cream (if serving with whipped cream), large eggs.
- Pantry: Dark chocolate (60–70 %), granulated sugar, powdered sugar, unsweetened cocoa powder, all-purpose flour, vanilla extract, cream of tartar or lemon juice, fine salt.
Full Ingredients
For Preparing the Ramekins
- 1 tbsp (14 g) unsalted butter, very soft (for greasing)
- 3 tbsp (36 g) granulated sugar (for coating the ramekins)
For the Chocolate Base
- 4 oz (115 g) dark chocolate, 60–70 % cocoa, finely chopped
- 2 tbsp (28 g) unsalted butter
- 2 tbsp (15 g) unsweetened cocoa powder, sifted
- 1/2 cup (120 ml) whole milk
- 1 tsp pure vanilla extract
- 3 large egg yolks, at room temperature
- 1/4 cup (50 g) granulated sugar
- 3 tbsp (24 g) all-purpose flour, spooned and leveled
For the Meringue and Assembly
- 4 large egg whites, at room temperature
- Pinch fine salt
- 1/4 tsp cream of tartar or 1/2 tsp fresh lemon juice
- 6 tbsp (75 g) granulated sugar (superfine if possible)
- Powdered sugar, for dusting (optional but classic)
- Lightly sweetened whipped cream or crème fraîche, for serving (optional)
Step-by-Step Instructions
Step 1: Prepare the oven and ramekins
Set an oven rack in the lower-middle position to give the soufflés room to rise. Preheat the oven to 400°F (200°C) and allow it to fully heat while you work; a well-preheated oven is essential for a good rise.
Use the very soft butter to generously grease the inside of four 6–8 oz (180–240 ml) ramekins. Brush the butter upward in vertical strokes up the sides; this helps guide the soufflé straight up as it bakes. Add a spoonful of granulated sugar to each ramekin, rotate to coat the bottom and sides completely, then tap out any excess. Arrange the ramekins on a rimmed baking sheet for easy transfer in and out of the oven.
Step 2: Melt the chocolate
Place the chopped dark chocolate and 2 tbsp (28 g) butter in a medium heatproof bowl. Set the bowl over a saucepan of barely simmering water (the bowl should not touch the water) to create a gentle double boiler. Stir frequently until the mixture is completely melted and smooth. Remove the bowl from the heat.
Whisk in the sifted cocoa powder until fully blended and glossy. Set aside to cool slightly while you make the yolk mixture. The chocolate should be warm but not hot when you combine it with the custard base later.
Step 3: Make the chocolate custard base
In a small saucepan, heat the milk and vanilla over medium heat just until steaming and tiny bubbles appear around the edge. Do not let it boil. Meanwhile, in a medium bowl, whisk together the egg yolks, 1/4 cup (50 g) sugar, and flour until thick, smooth, and slightly lighter in color.
While whisking the yolk mixture constantly, slowly pour in the hot milk in a thin stream to temper the yolks and prevent scrambling. Return the mixture to the saucepan and cook over medium heat, whisking constantly, until it thickens into a smooth custard and just begins to bubble, 1–2 minutes. Remove from the heat immediately.
Scrape the hot custard into the bowl with the melted chocolate. Whisk until completely smooth and uniform. Let this chocolate base cool to just lukewarm, stirring occasionally. It should be thick but still stirrable and not hot to the touch when you fold in the egg whites.
Step 4: Prepare and beat the egg whites
Make sure your mixing bowl and whisk (or mixer beaters) are perfectly clean and dry; any trace of fat can prevent the whites from whipping properly. Place the egg whites in the bowl with a pinch of fine salt and the cream of tartar or lemon juice.
Beat on medium speed until the whites become foamy and opaque. Increase the speed to medium-high and beat until soft peaks form. With the mixer running, gradually sprinkle in the 6 tbsp (75 g) sugar. Continue beating until the meringue is thick, glossy, and holds medium-firm peaks: the tip of the peak should stand up but curl slightly at the end. Avoid beating to very stiff, dry peaks, which are harder to fold and more likely to deflate.
Step 5: Fold the meringue into the chocolate base
Check that the chocolate custard base is just lukewarm. If it is still hot, let it cool a bit longer, stirring occasionally. Add about one-third of the beaten egg whites to the chocolate mixture and stir briskly with a spatula or whisk to lighten the base; this first addition does not need to be gentle.
Gently spoon the remaining egg whites on top. Using a large rubber spatula, fold by cutting down through the center, sweeping across the bottom, and lifting the mixture up and over. Rotate the bowl slightly with each fold. Continue folding just until the streaks of white disappear. Work gently and stop as soon as it is mostly uniform; a few small streaks are better than overmixing and losing volume.
Step 6: Fill, level, and bake
Divide the soufflé mixture evenly among the prepared ramekins, filling them almost to the very top of the rim. Use a spatula or the back of a spoon to level the surface of each one. For the classic “top hat” look, run your thumb around the inside edge of each ramekin, wiping a shallow channel between the batter and the rim; this encourages the soufflé to rise straight up with a defined edge.
Place the baking sheet with the ramekins into the preheated oven. Immediately reduce the temperature to 390°F (200°C if your oven runs cool, 190°C if it runs hot) only if you know your oven tends to over-brown; otherwise leave at 400°F (200°C). Bake for 14–16 minutes without opening the oven door. The soufflés are done when they have risen 1–2 inches above the rims, the tops look set and slightly crisp, and the centers still have a gentle wobble if you jiggle the tray.
Step 7: Serve immediately
Working quickly but carefully, remove the baking sheet from the oven. Dust the tops generously with powdered sugar, if using. Serve the soufflés at once, while they are towering and airy; they will begin to deflate within a few minutes as the steam escapes.
At the table, you can use a spoon to crack a small opening in the center of each soufflé and pour in a spoonful of lightly sweetened whipped cream or a dollop of cool crème fraîche. Enjoy the contrast of the crisp, sugared top and the hot, tender, cloud-like chocolate interior.
Pro Tips
- Room-temperature eggs matter. Cold whites do not whip as well. Separate the eggs while cold (it is easier), then let whites and yolks sit out for about 30 minutes.
- Prepare everything before whipping whites. Have the ramekins buttered and sugared and the chocolate base made and cooled before you start the meringue; once whipped, you want to fold and bake without delay.
- Do not overbeat the meringue. Aim for glossy medium-firm peaks, not super stiff. Overbeaten whites are grainy and harder to fold, and they can deflate in the oven.
- Resist opening the oven. A quick peek in the first 12 minutes can cause a sudden temperature drop and lead to flat soufflés. Use your oven window and light instead.
- Use good chocolate. Since chocolate is the star, choose a bar you enjoy eating on its own, ideally 60–70 % cocoa for a rich but balanced flavor.
Variations
- Grand Marnier chocolate soufflé: Add 1–2 tbsp Grand Marnier or another orange liqueur to the warm chocolate base along with the cocoa. Serve with orange-zest whipped cream.
- Mocha soufflé: Dissolve 2 tsp instant espresso powder in the warm milk before making the custard base. The coffee deepens the chocolate flavor and adds a subtle mocha aroma.
- Extra-dark and bittersweet: Use 70–75 % chocolate and add an extra 1 tsp cocoa powder for an intense, slightly less sweet soufflé. Taste the base and add 1–2 tsp additional sugar if needed.
Storage & Make-Ahead
Soufflés are at their best immediately out of the oven and are not ideal for long-term storage. However, you can still do some make-ahead prep:
You can prepare the chocolate custard base (through the end of Step 3) up to 1 day in advance. Press a piece of plastic wrap directly onto the surface, cool to room temperature, then refrigerate. Before baking, bring it back to room temperature and whisk until smooth.
You can also assemble unbaked soufflés up to about 1 hour ahead. Fill and level the ramekins, then refrigerate uncovered. When ready to bake, place the cold ramekins on a room-temperature baking sheet and bake, adding 1–2 extra minutes to the baking time. The rise may be slightly less dramatic but still impressive.
Leftover baked soufflés will deflate but can be refrigerated for up to 1 day and enjoyed cold or gently rewarmed at 300°F (150°C) for 8–10 minutes. The texture becomes more like a very light chocolate pudding or cake.
Nutrition (per serving)
Approximate values for 1 of 4 soufflés (without whipped cream): about 380–420 calories; 23 g fat; 12 g saturated fat; 38 g carbohydrates; 27 g sugar; 7 g protein; 2 g fiber; 150–200 mg sodium. These numbers are estimates and will vary depending on the exact brands of chocolate and dairy you use.
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