Mix seasoning, sour cream and salad dressing in 9"x13" pan. Layer with beans, then taco mixture, cheddar cheese, tomatoes, olives if desired. Dip with chips.
Peel, pit, and mash avocados ... cream, mayonnaise, and taco seasoning mix in bowl. To assemble: Spread bean dip on a large, shallow serving ... room temperature with Doritos.
Ingredients: 13 (avocados .. chips .. cream .. dip .. juice .. salt ...)