A seven-layer dip is an american appetizer based on ingredients typical of tex-mex cuisine. the first widely published recipe (1981, family circle magazine) called it tex-mex dip without reference to any layers. the dish was popular in texas for some time before the recipe first appeared in print. the dish typically includes: refried beans (originally commercial jalapeño bean dip) guacamole (originally mashed seasoned avocados) sour cream (originally a mixture of sour cream & mayonnaise seasoned with commercial taco seasoning mix) pico de gallo, salsa roja, salsa verde or chopped tomatoes (originally simply chopped green onions, tomatoes and onions) grated cheddar cheese, monterey jack c...

Source: Wikipedia