[1] It is mainly cultivated in Varanasi, Azamgarh, Jaunpur, Ghazipur & Ballia districts of Uttar Pradesh.

[4] The Banaras Lal Bharwamirch, has unique characteristics - When grown in the field, its skin is exceptionally thick, but upon stuffing with spices, it gradually thins, becoming delicate like paper.

This mildly spicy chilli is predominantly used for Banarasi Lal Mirch Bharwa Achar (stuffed pickle), a beloved and traditional condiment.

[5][6][7] Notably, the unripe Banarasi Lal Mirch is non-bitter, but gradually develops a bitter taste upon ripening, adding to its culinary significance.

After filing the application on 03/02/2022, the chilli was granted the GI tag in 2024 by the Geographical Indication Registry in Chennai, making the name "Banaras Lal Bharwamirch (Red Pickle Chilli)" exclusive to the chilies grown in the region.