“ The Sages say, 'It is not so that one may not derive benefit from them.' The grape pits and grape skins of gentiles are forbidden and it is forbidden to derive any benefit from them; the words of Rabbi Meir. The Sages say, 'If the grape skins are moist, they are forbidden, if they are dry, they are permitted.' The brine and Bithynian cheese of gentiles, They are forbidden and it is forbidden to derive any benefit from them ”