C365 Zhao Lan
Madam Du had originally prepared four dishes and a soup for Du Qiaoyun. Those people divided the good stuff among themselves and then gave their own food to Du Qiaoyun.
There was also a charcoal brazier. Mrs. Zhao came from a large family, so she naturally wouldn't be stingy about her work. All she provided Du Qiaoyun with was top-grade silver charcoal.
The carbon didn't have much smoke