Find recipes for Fiesta Appetizer and other Course recipes. Get all the best recipes at . Recipe directions: Combine beans and taco seasoning. Spread mixture on a round 12-in. serving platter. Mash avocados with lemon juice. Spread over beans. Spread sour cream over avocado. Sprinkle olives, chilies, tomatoes, onions and cheese over sour cream. Serve with tortilla chips.