There’s a certain aroma that greets you as soon as you enter a West African market — the dried, smoked fish; the rich, earthy smell of ground crayfish; the pungent, electric tang of scotch bonnet peppers tied up together near the entrance. For anyone who grew up in a Ghanaian household, it’s an unmistakable, inescapable sense of home. That’s what Ike’s Tropical Food Market was like when it first opened in Norcross, Georgia, in 1995.…