Droste Holland 75% Cocoa Extra Dark Chocolate Pastilles 80g Droste Holland 75% Cocoa Extra Dark Chocolate Pastilles 80g. Handy Pocket-size tube of melt-in-the-mouth chocolate pastilles made by Droste in Holland. These pastilles come in a variety of flavours and types of chocolate.They are made for sharing,though we'll understand if you keep them all to yourself ! Perfect for after dinner with a coffee or to share whilst watching your favourite film. These rich chocolate pastilles will be gone before you know it,leaving you wanting more and more.