AREPPAS A new take on the quick-serve, cafeteria-style format offers Venezuelan arepas, a type of corn cake, with assorted fillings selected by the customer. The arepas come in different colors: yellow, red, white and green, according to the type of flour and seasonings. Some pre-made combinations are also served. Celestino Diaz, who is from Caracas, is the entrepreneur behind this spot. For every arepa sold, he is donating a meal to needy children in Venezuela: 954 Third Avenue (57th Street), 212-355-3901, areppas.com.