french buttercream
custard based buttercream
creme anglaise buttercream
italian meringue buttercream
silky cake frosting
rich egg yolk buttercream
macaron filling buttercream
smooth piping buttercream
26 March 2025

Silky French Buttercream—Rich Custard Base

JojoM

Silky French Buttercream—Rich Custard Base

Ultra-silky French buttercream made with crème anglaise, Italian meringue and plenty of butter—a rich, pipeable frosting for elegant cakes and pastries.

Silky, Custard-Based French Buttercream 💛

French buttercream is the queen of all buttercreams—luxuriously smooth, rich from egg yolks, and beautifully pipeable. This version blends crème anglaise, Italian meringue, and a generous amount of butter to create a frosting that’s velvety, stable, and worthy of elegant celebration cakes 🎂✨

If you love frostings that aren’t overly sweet and melt seamlessly on the palate, this silky custard-based style is the one to master. Its balanced texture makes it perfect for layer cakes, entremets, cupcakes, and even refined macaron fillings.


What Makes This French Buttercream Special? 😍

This recipe layers three essential French techniques for maximum smoothness and stability:

  • Crème anglaise adds a soft, custard-like richness.
  • Italian meringue contributes volume and a light, airy finish.
  • High butter content keeps it ultra-smooth and pipeable while remaining pleasantly rich.

The end result is a frosting that feels patisserie-level—creamy, satiny, and versatile.


How It Works 🥣

You’ll begin by preparing a classic crème anglaise, carefully cooking the yolks and milk until just thickened. Once cooled, it gets emulsified into whipped butter. Meanwhile, a hot sugar syrup transforms egg whites into a glossy Italian meringue, which is then folded into the custard-butter base.

The combination creates a buttercream that:

  • Pipes beautifully
  • Holds structure
  • Adapts well to flavour infusions
  • Stays smooth and silky even when chilled

Perfect Uses for This Buttercream ✨

This frosting is ideal for:

  • Layer cakes
  • Wedding cakes
  • Cupcakes
  • Parisian-style pastries
  • Macaron fillings
  • Entremet garnishes

Its stability and flavour adaptability make it a favourite for decorators who prefer something more refined than American buttercream.


Flavour Variations You Can Try 🎨

Once you master the base, customise it with:

  • Espresso
  • Melted dark or milk chocolate
  • Fruit purées
  • Caramel
  • Nut pastes (hazelnut, pistachio, almond)
  • Citrus zest or extracts

Because the sweetness is balanced, added flavours shine through beautifully.


Expert Tips for Ultra-Silky Results 🧈

  • Keep the butter and crème anglaise at similar cool room temperatures before combining.
  • Cook the Italian meringue’s syrup to 120°C / 250°F for perfect stability.
  • If the mixture curdles, keep whipping—it usually re-emulsifies as temperatures equalise.
  • Chill briefly for firmer piping or warm the bowl gently with your hands if too stiff.

Serving & Storage 🥡

French buttercream keeps well, making it perfect for advance cake prep:

  • Fridge: Up to 5 days
  • Freezer: Up to 1 month
  • To revive: Bring to cool room temp and re-whip until smooth and glossy again

FAQ ❓

How should I store French buttercream and how long does it keep?

Store it airtight in the fridge for up to 5 days, or freeze for 1 month. Let it come back to cool room temperature and briefly re-whip to restore its silky texture.


Why You’ll Love This Recipe 💫

This buttercream strikes the perfect balance between richness and elegance—far less sweet than American buttercream, but more stable and flavour-friendly than Swiss or Italian styles alone. Whether you’re frosting a wedding cake or filling delicate macarons, this is the kind of recipe that elevates a bake from homemade to haute-pâtisserie.

Enjoy crafting your most luxurious buttercream yet! 💛

Silky French Buttercream—Rich Custard Base

JojoM

Ultra-silky French buttercream made with crème anglaise, Italian meringue and plenty of butter—a rich, pipeable frosting for elegant cakes and pastries.

Silky French Buttercream—Rich Custard Base image
french buttercream
custard based buttercream
creme anglaise buttercream
italian meringue buttercream
silky cake frosting
rich egg yolk buttercream
macaron filling buttercream
smooth piping buttercream
Prep Time
30 mins
Cook Time
15 mins
Total Time
45 mins
Servings
24

Chef's Tips

  • Bring the crème anglaise and butter to a similar cool room temperature before emulsifying to avoid splitting.

  • Cook the sugar syrup to 120°C (250°F) for a stable Italian meringue.

  • If the buttercream looks curdled, keep whipping; it usually comes together.

  • Chill for firm piping, or warm the bowl slightly if too stiff.

Ingredients

USMetric

French Buttercream

Instructions

Make the Crème Anglaise Base

  1. 1

    Heat milk until steaming.

  2. 2

    Whisk yolks with sugar (1) until slightly thickened.

  3. 3

    Temper with hot milk, return to heat, cook to 80°C (175°F).

  4. 4

    Strain and cool to room temperature.

Emulsify the Buttercream Base

  1. 1

    Beat butter until pale and fluffy.

  2. 2

    Slowly stream in cooled crème anglaise.

  3. 3

    Mix until smooth and emulsified.

Make the Italian Meringue

  1. 1

    Combine sugar (2) and water; cook to 120°C (250°F).

  2. 2

    Whip whites to soft peaks.

  3. 3

    Stream in the hot syrup while whipping.

  4. 4

    Whip until glossy and bowl is slightly warm.

Finish the French Buttercream

  1. 1

    Fold butter–crème anglaise base to loosen.

  2. 2

    Add Italian meringue in portions while mixing.

  3. 3

    Beat briefly until fully unified and silky.

Comments & Reviews

  • Daniel

    10/21/2025

    Great base recipe. Follow the temperatures and you’re good!

  • Aya

    8/3/2025

    Flavoured with espresso—so light and not too sweet.

  • Liam

    6/18/2025

    Held up perfectly for my semi-naked wedding cake.

  • Marie

    4/10/2025

    The smoothest buttercream I’ve ever made—patisserie level!

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Nutrition Facts

Serving Size: 30 g (2 tbsp)

Calories 120
% Daily Value*
Total Fat 13g17%
Saturated Fat 5g25%
Trans Fat 0g
Cholesterol 65mg22%
Sodium 15mg1%
Total Carbohydrates 8g3%
Dietary Fiber 0g0%
Sugars 7g
Protein 1g

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

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Silky French Buttercream—Rich Custard Base