Layered Enchilada Casserole

2 lb lean ground beef
1 lg onion, chopped
1/4 c chili powder
1 jalape¤o chili, chopped
12 5-to 6-inch-diameter corn tortillas
1 cn (15-oz) chili beans
1 1/2 c (packed) grated sharp cheddar cheese
2 cn (14 1/2-oz) mexican-style stewed tomatoes

Here's a hearty and satisfying "Mexican lasagna" that comes together quickly. Preheat oven to 350øF. Butter 13x9x2-inch glass baking dish. Saute beef and onion in heavy large Dutch oven over high heat until brown, about 10 minutes. Reduce heat to low. Mix in chili powder and jalape¤o and saut‚ 5 minutes. Season mixture with salt and pepper. Overlap 6 tortillas on bottom of prepared dish, covering completely. Spoon beef mixture, then beans evenly over tortillas. Cover with remaining 6 tortillas. Sprinkle cheese over. Pour tomatoes with their juices over cheese. Bake until casserole is heated through and bubbling at edges, about 1 hour.