The hot chocolate at Harlem Chocolate Factory. With winter arriving early, this week definitely calls for a hot chocolate—or three. Here, then, are six Harlem spots where you can happily indulge in the cold-weather classic. 1. Mojo Desserts East Harlem Window of Cafe D'Anvers, E 100th St and Lexington Ave It doesn't get more decadent than this hot chocolate made with 60% Belgian Callebaut chocolate. 2. Levain Bakery Central Harlem 2167 Frederick Douglass Blvd between W 116t