Potato Taco Casserole

Grrrrrgh!
Course : Casseroles
From: HungryMonster.com
Serves: 5
 

Ingredients:

1/2 pound ground beef
1 package au gratin potatoes
2 1/4 cups boiling water
2/3 cup milk
1 cup taco-seasoned cheese
1 cup tortilla chips
 

Preparation:

Heat oven to 400 degrees. Cook beef in 10-inch skillet over medium heat 8 to 10 minutes, stirring occasionally, until brown; drain. Mix uncooked potatoes, sauce mix, boiling water and milk in ungreased 2-quart casserole. Stir in beef and 1/2 cup of cheese. Bake uncovered about 30 minutes or unti top is light golden brown. Sprinkle chips over casserole; sprinkle remaining cheese over chips. Bake 3 to 5 minutes longer or until cheese is melted.