Mash avocados with a dash of salt and a tablespoon of lemon juice.
Spread avocado mixture on bottom of pie plate.
Separately, combine sour cream and taco seasoning.
Spread on top of avocado mixture.
Top with layers of grated cheese.
Sprinkle tomatoes on top.
Splash hot sauce to taste on top of cheeses and tomatoes.
Top with green onions and black olives.
Serve immediately or cover tightly in plastic and refrigerate 'til serving.
Serve with corn chips, tortilla chips, fresh raw veggies or in tacos, fajitas and wraps.