"Ezinma and her mother sat on a mat on the floor after their supper of yam foo-foo and bitter-leaf soup."
Public DomainVernonia-Bitterleaf - Credit: United States Department of Agriculture

Bitter-leaf soup is a traditional African dish prepared with leftover assorted meats, snails, and fish, along with bitterleaf. Bitterleaf is a type of shrub that can be found in West and North Africa and is under the Genus Vernonia. Several species of Vernonia, including V. calvoanaV. amygdalina, and V. colorata are eaten as leaf vegetables.