Durban — The first black-owned eatery on uMhlanga’s Chartwell Drive, Mushroom Lounge, received a big shot in the arm after a visit and endorsement by King Misuzulu kaZwelithini on Wednesday.Accompanied by his traditional prime minister, Thulasizwe Buthelezi, and senior prince Simphiwe Zulu, the king spent a few minutes greeting the staff and the management before being whisked away to another engagement, leaving behind Buthelezi and Prince Simphiwe.Speaking on behalf of the king, Buthelezi said after His Majesty heard of the eatery and the quality food it was serving, he felt he should…