Mix the refried beans with taco seasoning and spread in a serving dish.
Layer sour cream evenly over the beans.
Add guacamole on top of the sour cream.
Pour salsa over the guacamole layer.
Sprinkle shredded cheese over the salsa.
Add diced tomatoes on top of the cheese.
Layer shredded lettuce over the tomatoes.
Garnish with sliced black olives.
Serve immediately with tortilla chips.