1 box pre-cooked lasagna noodles
1 1/2 lb. lean ground beef
1 chopped onion
1 pkg. taco seasoning
1/2 c. water
26 oz. jar pasta sauce
4 oz. can chopped green chilies, drained
1/2 c. diced black olives
2 c. shredded Cheddar cheese
1 c. sour cream

Brown meat. Add onions and cook until onions are clear. Stir in seasoning and water; add next 3 ingredients. Simmer 10 minutes. Spread about 3/4 cup sauce in a 9 x 13 pan. Top with noodles, sauce and cheese. Repeat layers.

Bake uncovered 30 minutes at 350°F. Let stand 10 minutes before serving. Serve with sour cream and black olives.