What makes a great croissant
Visible lamination layers (32+ visible folds when cross-sectioned), honeycomb interior crumb, distinct butter aroma, light/airy mouthfeel, golden caramelized exterior. €1.50–4 typical price; under €1.50 typically industrial.
Paris
Paris Du Pain et des Idées (Christophe Vasseur — won City of Paris best baguette and croissant), Cédric Grolet (haute pâtisserie), Stéphane Sécco, Mamiche, Pâtisserie Yann Couvreur. Plus historic Stohrer (since 1730). €2.50–4. Sold out by 11am at top spots — go early.
Vienna
Vienna the croissant's predecessor — kipferl was Viennese before becoming Parisian. Julius Meinl, Demel, Café Sacher serve traditional Viennese-style. Less butter than French; more like a sweet bread roll.
Lyon
Lyon Pignol, Maison Pignol, Patisserie Jocteur. France's second city has serious bakeries; less Paris-pricing but quality elite.
Brussels
Brussels Charli Boulangerie, Pain Pain. Belgian butter (DOP-protected) creates distinctive croissant flavor. Excellent quality at €2–3.
Amsterdam
Amsterdam Le Fournil de Sébastien, Patisserie Holtkamp, Pluk. Younger scene than Paris but rapidly catching up.
London
London Pophams (croissant + viennoiserie hybrid), Toklas, Le Petit Croissant. Brick Lane Beigel Bake the alternative-pastry. £3–5 typical.
Strategy
Eat day-of-baking; croissants firm/stale within 6 hours. Best 8am–10am. Pâtisserie crusts vs boulangerie crusts — pâtisserie often softer-buttery, boulangerie crisper. Try both. Read our coffee + pastries companion.