7 Layer Black Bean Dip

7 layer dip is an easy appetizer recipe featuring layers of simple Tex-Mex ingredients like refried black beans, seasoned sour cream, chunky avocado, cheddar and cotija cheese, pico de gallo, and black olives. It's quick to make, inexpensive, feeds a crowd, and is always the first thing to disappear at get-togethers. Serve this at your next game day party or family gathering to keep everyone full & happy without breaking the bank. {gluten-free, grain-free & vegetarian)