Beefy Tortilla Pie

Yield:	6 Servings
Categories:	Pot Pies, Pies

5		Flour; (6-inch) tortillas
1/2	lb	Ground chuck
1	sm	Onion; chopped
1		Container (26-ounce) three-cheese quiche filling; thawed
1	cn	(4.5-ounce) chopped green chiles
1/2	ts	Chili powder
1/2	c	(2 ounces) shredded cheddar cheese