French Onion OG is a cross between Legend OG and GMO Cookies. Legend OG is an indica-dominant strain created from a phenotype of none other than OG Kush. GMO Cookies (aka Garlic Cookies “hence French Onion OG”) is a powerful indica-dominant strain crossed between Chemdog and GSC. GMO Cookies is known for its ability to relieve pain without putting you to bed in the process. The Chemdawg ancestry in GMO provides a petrol smell layered with coffee and fruit, while its GSC parentage provides a sweet and earthy flavor.