Preheat oven to 400 degrees. Grease pie plate (10 x 1 1/2 ... minutes). Cool 5 minutes. Top with sour cream, tomatoes, lettuce, and cheese, if desired.
Brown beef in pan; drain. Add taco seasoning and put in greased pie pan. Add chilies. Beat milk, Bisquick and eggs until smooth. Pour ... lettuce and taco sauce.
Grease baking dish. Cook onion ... Mix in the taco seasoning mix into hamburger. Spread ... milk, eggs and Bisquick until smooth. Pour in dish. ... if desired, to serve.