Washingtonians have been pouring blood red, sticky-sweet mumbo sauce over chicken wings and fries for decades. That's why, when the D.C. Mayor Muriel Bowser said it "annoyed" her and hadn't heard of the sauce until she was an adult, she caused an uproar. What would it mean if mumbo sauce wasn’t even from D.C.? We trace the mysterious origins of D.C.'s choice condiment and consider what it takes to stake a claim on a dish: history or pride?

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