Combine beef and onions in ... taco sauce and spread the balance of taco-meat mixture ... casseroles. Fix one, freeze the other one for a later dinner.
1st layer - Mix together and spread on a large platter: refried ... Distribute over 3rd layer chopped tomatoes, chopped green onions, and sliced olives.
Mix beans with taco seasoning. Spread in bottom of 9 x ... avocados. Sprinkle olives, green onions, and tomatoes on sour cream. Top with grated cheese.