DetailsOrganic Black Turtle Beans Black beans originated in parts of Central and South America.They are commonly known as black turtle beans for their shiny, dark, shell-like appearance. A rich flavour and velvety texture, black beans are full of both protein and fibre. May contain stones or foreign matter. Cooking Instructions: Soak overnight, drain and cover with cold water. Simmer for approx. 1 1/2 hour.