The recipe yield is:
Mix together sour cream, mayonnaise and taco seasoning. Set aside. Use a 9" or 10" pie pan or disposable aluminum pizza pan. Spread a layer of bean dip or refried beans on bottom of pan. Spread avocados over beans in an even layer. Spread sour cream mixture on top. Sprinkle on grated cheddar and grated jack cheese, followed by a layer of olives and a layer of tomatoes. Refrigerate at least 1 hour before serving. Serve with bowls of tortilla chips. Serves 8.