If you're not living in Washington D.C. or Chicago, where it's also referred to as mambo sauce, you're unlikely to find mumbo sauce in local grocery stores.
McDonald’s announced that two new sauces, ‘Mambo Sauce’ and ‘Sweet & Spicy Jam Sauce,’ will appear on the menu this fall Oct. 9 and stay while supplies last.
Garland Green's “discovery” is the stuff of fairy tales, and one of the soul singer's earliest singles was a crossover smash but he faded away by the end of the 1980s.