Brown ground beef, onion and garlic in butter.
Add seasoning, olives and tomato sauce.
In a round 2 qt.casserole, alternate layers of tortilla, meat sauce and 1-1/2 C.cheese.
Sprinkle remaining 1/2 C.of cheese on top of tortilla.
Pour water at edge into bottom of casserole.
Cover; bake in a 400 degree oven for 30 minutes.
Cut into quarters.
Serves 4 generously.