How did the chocolate Montezuma drank taste like? After a day on the temple, did he sip his chocolate ‘all frothed up’ and plan following’s day ritual sacrifices ? Chocolate was one of the oddities the Spanish conquistadores encountered in the Court of the Aztec Emperor. Cortez loved chocolate, and reported back home to Charles V about the ‘divine drink’. Spaniards however were not convinced at first – it was probably too bitter-, but after some attempts involving wine and spices soon mixed it with sugar, vanilla and milk and chocolate took off, making its way to other Habsburg territories and beyond. Fast-forward 500 years and a completely different setting.  A dessert developed to be eaten in warm bourgeois (Salzburgian) houses of central Europe: Chocolate tart. Chocolate had been tamed for much of its european trajectory – too sweet, too much vanilla (extract) and milk. In the last decades chocolate desserts became more bitter and dark, closer to the original spirit of ‘xocolatl’. For the pastry 150g softened butter, cubed 3 Tbsp lukewarm water 250g  all purpose flour 4 egg yolks 1 pinch …