Impossible Taco Pie - cooking recipe

Ingredients

1 lb ground beef
1/2 cup onion, chopped
2 (1 1/4 ounce) envelopes taco seasoning, dry
3/4 cup Bisquick
1 1/4 cups milk
3 eggs
1 cup cheddar cheese, shredded
1/4 head lettuce, shredded
1 tomatoes, diced
1/4 cup ripe olives, sliced

Preparation

Preheat oven to 400.
Grease pie plate, 10x1 1/2\", or square baking dish, 8x8\".
Cook and stir the ground beef and onion in 10\" skillet until beef is brown; drain.
Stir in seasoning mix; spoon into pie plate. Beat baking mix, milk and eggs about 1 min with wire whisk or hand beater or until almost smooth.
Pour into pie plate. Bake about 25 min or until knife inserted in center comes out clean.
Sprinkle with cheese. Bake about 2 min longer or until cheese is melted.
Cool 5 minute.
Garnish with lettuce, tomato and olives.
FOR 1/2 RECIPE; Use 1 qt square or round casserole. Decrease baking mix to 1/2 cup, milk to 3/4 cup and eggs to 2.
Divide remaining ingredients amounts in half.
Decrease beat time to 10 sec. in blender or 30 sec. with wire whisk or hand beater Increase bake time to 30-35 minute.
High Altitude For the 1/2 recipe only use 1 1/2 qt round or 1 quart square casserole. no other adj necessary.