Crème Chiboust
/krem shee-BOOST/
Crème Chiboust is pastry cream lightened by folding Italian meringue through it while both are still warm, usually steadied with gelatin. Invented in a Paris patisserie and made famous on the Gâteau Saint-Honoré, it eats lighter than diplomat cream yet holds a piped shape — and its surface is often caramelised for a brûlée-like finish.
Builds on
What it is
Chiboust is a marriage of two cooked preparations: a fresh pastry cream, often set with a little bloomed gelatin, and an Italian meringue whipped glossy on hot syrup. The two are folded together while warm, before either sets, so the meringue's air is suspended evenly through the custard. The result is paler, lighter and more cloud-like than any cream-lightened filling, with the meringue lending a faint marshmallow sweetness.
Why it matters
Chiboust is the crown of the Gâteau Saint-Honoré, piped in dramatic waves over the caramel-glazed choux — and it is named for the nineteenth-century Paris pâtissier in whose shop the cake was created. Technically it is a masterclass in timing: two warm components, each with its own window, folded at the moment both are ready. Mastering it sharpens every custard and meringue skill that feeds into it.
Common mistakes
Letting the pastry cream cool and set before folding gives lumps that no spatula can rescue — the fold must happen while it is still supple. A slack, underwhipped Italian meringue collapses into the custard and the lightness vanishes. And chiboust is fragile by nature: it is at its best the day it is made, so it is assembled close to serving rather than stored.
Related terms
Frequently Asked Questions
What is the difference between crème Chiboust and diplomat cream?
The lightener. Diplomat cream folds whipped cream into pastry cream, giving a rich, dairy-soft result. Chiboust folds in Italian meringue instead, giving something airier, less rich and subtly marshmallow-sweet. Diplomat is the sturdier everyday filling; Chiboust is the lighter showpiece.
What desserts use crème Chiboust?
The Gâteau Saint-Honoré is its great stage, piped in ribbons over cream-filled, caramel-glazed choux. It also fills tarts — where its top is sometimes caramelised like a brûlée — and appears in classic French entremets and millefeuille variations.
Why does Chiboust usually contain gelatin?
Meringue alone cannot hold the custard's weight for long, so a little bloomed gelatin in the pastry cream gives the finished Chiboust enough backbone to be piped and sliced. Gelatin is non-vegetarian by Indian FSSAI convention, which is worth knowing when ordering desserts built on it.
Tastethetechnique
Everything in our kitchen is baked fresh to order — eggless and vegan variants available.