01 - In a medium bowl, combine refried beans with taco seasoning and mix until well incorporated.
02 - Spread bean mixture evenly across the bottom of a 9x13-inch glass dish or large serving platter.
03 - Layer sour cream over beans, spreading gently with a spatula to maintain distinct layers without mixing.
04 - Distribute guacamole evenly over sour cream layer, covering completely.
05 - Spread salsa uniformly over guacamole layer.
06 - Sprinkle shredded lettuce evenly over salsa, followed by diced tomatoes in single layer.
07 - Distribute shredded cheddar cheese over vegetables, covering entire surface.
08 - Arrange sliced black olives and green onions over cheese layer.
09 - Cover with plastic wrap and refrigerate minimum 1 hour to allow flavors to meld and achieve optimal presentation.
10 - Remove from refrigerator and serve chilled with tortilla chips for dipping.