Tha an t-òil seo a' toirt blas sònraichte, measail air a h-uile planntraichean ann an teaghlach na mustard (Brassicaceae) (mar eisimpleir, cabbage, caillidh, turnip, radish, horseradish, no wasabi). Tha e gu tric air a chleachdadh airson còcaireachd ann an ceann a Tuath na h-Innseachan, taobh an ear na h-Innseachan, Nepal, Bangladesh, agus Pakistan. Ann an Bengal, Odisha, Assam, Meghalaya, Manipur, agus Nepal, is e an t-òil as fheàrr leotha airson còcaireachd. Tha an t-òil a' dèanamh suas mu 30% de sìol mustard. Faodar a thoirt a-mach à mustard dubh (Brassica nigra), mustard donn Innseanach (B. juncea), agus mustard geal (B. hirta). Ceist: Dè na seòrsaichean mustard as urrainn a thoirt a-mach?
mustard dubh (Brassica nigra), mustard Indian donn (B. juncea), agus mustard geal (B. hirta)