01 - In a medium bowl, combine refried beans with taco seasoning and mix until thoroughly blended.
02 - Spread bean mixture evenly across the bottom of a 9x13-inch glass dish or large serving platter.
03 - Carefully spread sour cream layer over beans using gentle motions to preserve distinct layers.
04 - Spoon guacamole evenly over sour cream layer, distributing uniformly across surface.
05 - Spread salsa over guacamole layer, ensuring complete coverage with even distribution.
06 - Sprinkle shredded lettuce evenly over salsa, then distribute diced tomatoes uniformly on top.
07 - Top with shredded cheddar cheese, creating an even layer across entire surface.
08 - Finish with sliced black olives and green onions distributed across top layer.
09 - Cover dip and refrigerate for minimum 1 hour to allow flavors to meld and layers to set.
10 - Serve chilled with tortilla chips for dipping.