This 7 Layer Taco Dip features a creamy taco-seasoned base topped with Colby Jack cheese, black beans, corn, tomatoes, black olives, and fresh cilantro or green onion. It is colorful, flavorful, and easy to assemble ahead of time for parties, game days, potlucks, or family gatherings. Serve it chilled with sturdy tortilla chips for a crowd-pleasing appetizer.