USA Online Sportsbooks | Sportsbooks Sportsbooks | efo riro with frozen spinach efo riro with frozen spinach ‘Efo’ basically means vegetable leaves and ‘Efo-riro’ is a traditional Nigerian stew made with leaves. 3. Save my name, email, and website in this browser for the next time I comment. Let it cook on medium heat for 10-15 minutes. 2. We also use third-party cookies that help us analyze and understand how you use this website. Hi - My name is Jen Sim and I'm a food fanatic. Surely we do not want a watery stew nor a a very dry one. It is mandatory to procure user consent prior to running these cookies on your website. This delicious west African stew (efo riro soup) is made with tomato, red bell pepper (tatashe), onion, fermented locust bean (Okpei) crayfish, onion, and many other ingredients.