妙法蓮華經玄義 6.81

6.81

又約五味論麁妙者，乳教一麁一妙，酪教一麁，生蘇三麁一妙，熟蘇二麁一妙，法華一妙。

Furthermore, discussing crude and subtle in terms of the five flavors: the milk teaching has one crude and one subtle; the curd teaching has one crude; the raw butter teaching has three crude and one subtle; the ripened butter teaching has two crude and one subtle; the Lotus has only the one subtle.