The bean paste in the north is fermented with soybeans and wheat.
Pixian bean paste is fermented with broad beans and red peppers, and the red oil comes from the red color produced by pepper fermentation.
The June fragrant bean paste mentioned by the subject is a typical northern bean paste brand, while the red oil bean paste belongs to the low-end product of Pixian bean paste. The famous brands of Pixian bean paste are: Juancheng Dandan Wangfeng and so on.