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Île Flottante

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(4.6/5 from 12 reviews)
ile flottante

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Île Flottante, or "floating island," is a whimsical French dessert featuring delicate poached meringue "islands" floating on a sea of vanilla crème anglaise. Popular since the early 20th century in Parisian bistros, this dessert creates a beautiful contrast between the light, airy meringue clouds and the rich, smooth custard sauce beneath. Traditionally crowned with threads of caramelized sugar and scattered with toasted almonds, this elegant creation combines temperature and textural contrasts that exemplify the playful sophistication of French patisserie. The striking visual presentation and ethereal lightness make it a perennial favorite for ending a meal on a refined yet not-too-heavy note.

Difficulty:★★★★★(Hard)
Budget:  💰💰
Seasonality:  Year-round

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Time & Quantities

Preparation: 30 mins
Cooking: 20 mins
Total: 50 mins
Serves: 6
Preparation-to-Cooking Ratio: 1.5
More prep work, but quicker cooking time.

Method & Ingredients

Required Equipment: Large saucepan, large skillet or wide pot, handheld or stand mixer, rubber spatula, fine-mesh sieve, candy thermometer (for caramel), serving dish or individual bowls

Cooking Method: No-Cook, Stovetop - Sauteing

Ingredients

  • For the crème anglaise: 2 cups whole milk
  • 1/2 vanilla bean (split and scraped) or 1 tsp vanilla extract
  • 5 large egg yolks
  • 1/2 cup granulated sugar
  • pinch of salt. For the meringue islands: 5 large egg whites (at room temperature)
  • 1/4 tsp cream of tartar
  • 3/4 cup granulated sugar
  • 1/2 tsp vanilla extract. For decoration: 1/2 cup granulated sugar (for caramel)
  • 3 tbsp sliced almonds (toasted)

Instructions

  1. For the crème anglaise, combine milk and vanilla bean seeds and pod in a saucepan. Heat until steaming but not boiling. Remove from heat and let steep for 15 minutes. Remove vanilla pod.
  2. In a bowl, whisk egg yolks, sugar, and salt until pale and slightly thickened.
  3. Slowly pour the warm milk into the egg mixture, whisking constantly to prevent curdling.
  4. Return the mixture to the saucepan and cook over low heat, stirring constantly with a wooden spoon, until the custard thickens enough to coat the back of the spoon (170°F/77°C).
  5. Immediately strain the custard through a fine-mesh sieve into a bowl. Let cool, then cover and refrigerate for at least 2 hours.
  6. For the meringue islands, fill a large, wide skillet or pot with about 2 inches of water. Bring to a gentle simmer.
  7. In a clean, dry bowl, beat egg whites and cream of tartar until foamy. Gradually add sugar, continuing to beat until stiff, glossy peaks form. Beat in vanilla.
  8. Using two large spoons, form egg-shaped portions of meringue and gently drop them into the simmering water - they're taking a little spa bath!
  9. Poach for about 2 minutes, then carefully flip and poach for another 2 minutes. They should puff up slightly.
  10. Remove with a slotted spoon and place on paper towels to drain. Let cool.
  11. For the caramel decoration, place sugar in a small saucepan over medium heat. Do not stir! Just swirl the pan occasionally until the sugar melts and turns amber.
  12. Immediately dip a fork into the caramel and wave it quickly back and forth over the meringues to create thin threads of caramel. Work quickly before the caramel hardens - this is your moment to channel your inner artist!
  13. To serve, pour the chilled crème anglaise into a shallow serving dish or individual bowls. Place the meringue islands on top. Sprinkle with toasted almonds and decorate with caramel threads.

Storage & Make-Ahead

Storage Advice: The crème anglaise can be refrigerated for up to 2 days. Meringues can be stored in an airtight container for up to 24 hours.

Make-Ahead & Freezing Tips: Make the crème anglaise and poach the meringues a day ahead, but assemble just before serving. The caramel must be made at the last minute. Not suitable for freezing.


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Nutritional & Dietary Information

Nutritional Information:

  • Calories: 290
  • Protein: 7g
  • Fat: 10g (Saturated: 4g)
  • Carbohydrates: 42g (Fiber: 0g, Sugar: 41g)
  • Vitamin A: 6% DV
  • Vitamin C: 0% DV
  • Calcium: 10% DV
  • Iron: 2% DV

Allergen Information: Contains dairy (milk), eggs, tree nuts (almonds)

Dietary Information: Contains dairy, eggs, and nuts; not suitable for vegans, vegetarians, or those with dairy, egg, or nut allergies

Serving & Variations

Serving Suggestions: Serve in a clear glass bowl or individual stemmed glasses to showcase the floating effect. For an elegant presentation, place a single raspberry or a mint leaf atop each meringue island alongside the caramel threads.

Wine or Drink Pairing: A sweet white wine such as Muscat de Beaumes-de-Venise or a late-harvest Gewürztraminer complements the delicate sweetness. For a perfect non-alcoholic pairing, serve with a light jasmine or chamomile tea.

Possible Recipe Variations: For a colorful twist, add a fruit puree like raspberry or passion fruit to the crème anglaise. Oeufs à la Neige is a similar dessert where the meringues are baked rather than poached. Add a splash of Cointreau to the custard for an adult version.

Additional Notes: This dessert is best assembled just before serving, but components can be made ahead.

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Disclosure: This recipe may contain affiliate links. This means we may earn a commission if you click on a link and make a purchase at no extra cost to you. This applies to featured Amazon products or any other Beestrot's partners. Thank you for your support! Jean Louis.

2 thoughts on “Île Flottante”

  1. (4/5)
    ✔️ Made this⭐ Recommends👍 ❤️

    Made this for Christmas dinner – big hit! The meringues are surprisingly easy once you get the technique.

  2. (5/5)
    ✔️ Made this⭐ Recommends👍 ❤️

    Le dessert préféré de ma grand-mère! J’ai suivi la recette à la lettre et c’était exactement comme dans mes souvenirs. Merci!

  3. (5/5)
    ✔️ Made this⭐ Recommends👍 ❤️

    This was my first time making French custard and it was easier than I thought! The floating islands are so pretty. Great dinner party dessert.

  4. (4/5)
    ✔️ Made this⭐ Recommends👍 ❤️

    Tão leve e delicioso! A receita ficou perfeita. O truque é não bater demais as claras. Minha família adorou!

  5. (5/5)
    ✔️ Made this⭐ Recommends👍 ❤️

    Un dessert de mon enfance! La crème anglaise était parfaite et les meringues bien légères. Le caramel croustillant sur le dessus fait toute la différence.

  6. (4/5)
    ✔️ Made this⭐ Recommends👍

    I was a bit intimidated by this recipe but it turned out great! The meringue islands were light and fluffy, and the vanilla custard was silky smooth. The caramel drizzle adds both flavor and visual appeal. My special guests (hubby and kids) were very impressed!

  7. (5/5)
    ✔️ Made this⭐ Recommends👍

    J’ai préparé ces îles flottantes pour un dîner spécial et tout le monde était convaincu! La crème anglaise était parfaitement vanillée (j’ai utilisé une gousse de vanille comme suggéré) et les meringues étaient comme des nuages, pas trop dûre. Le caramel apporte la touche finale parfaite. Un dessert élégant qui semble compliqué mais qui est en fait assez simple à réaliser!

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