18	lbs.	ground beef
3	cups	chopped onion
18	envelopes	taco seasoning mix
6	cans	tomato sauce (15 oz. each)
6	cans	diced tomatoes with liquid (14½ oz. each)
32	10"	flour tortillas cut into 2" strips (32 to 40)
4½	lbs.	cheddar cheese, shredded, divided

In several Dutch ovens over medium heat, brown beef and onion; drain. Add the taco seasoning, sauce and tomatoes; bring to a boil. Reduce heat; cover and simmer for 10 minutes. Spoon about 2 cups each into six 13x9 baking pans. Top with a single layer of tortilla strips. Sprinkle with 1 cup cheese. Repeat layers 2 more times. Divide the remaining meat sauce among pans (each pan will have about 7 cups of sauce. Top with remaining tortillas. Cover and bake at 350°F for 40 minutes or until bubbly. Uncover; sprinkle with remaining cheese. Return to the oven for 5 to 10 minutes or until the cheese melts.

Serves 72