Taco Pie

1 lb. ground beef

1/2 c. chopped onion

2 (1 1/4 oz.) env. taco seasoning mix

3/4 c. Bisquick

Shredded lettuce

Sliced ripe olives

1 1/4 c. milk

3 beaten eggs

1 c. shredded processed cheese

1 diced tomato

Preheat oven to 400 degrees. Spray 8 x 8 inch square dish with Pam. In skillet, brown beef and onion; drain well. Stir in taco mix; spoon into dish. Beat with wire whisk Bisquick, milk, and eggs. Pour over beef. Bake 25 minutes. Sprinkle with cheese. Bake 2-3 additional minutes until cheese melts. Cool 5 minutes. Cut into squares. Top with shredded lettuce, diced tomatoes, and olives. 6 to 8 servings.