蝴蝶酥 Traditional form: 蝴蝶酥 Pinyin (reading): húdiésū Definitions: crispy short-crust pastry mille-feuilles Characters: 蝴 - butterfly 蝶 - butterfly 酥 - butter; crispy, flaky; fluffy, light Traditional characters: 蝴 - butterfly 蝶 - butterfly 酥 - butter; crispy, flaky; fluffy, light