2 (14 oz.) cans spaghetti sauce
1 (16 oz.) cottage cheese
1 lb. ground beef
1/2 c. Parmesan cheese
1/2 lb. lasagna noodles
1 (8 oz.) plain yogurt
1 (8 oz.) pkg. Mozzarella cheese
1 c. water

Brown ground beef. Mix cottage cheese and yogurt. Set aside. Spread 1 cup of sauce in 9 x 13 inch pan. Layer 1/3 each of the noodles, cottage cheese and yogurt mixture, Mozzarella cheese, beef, sauce, and Parmesan cheese. Repeat until noodles are used up. Put water around sides. Cover tightly and bake at 350 degrees for one hour. Remove cover, bake 15 minutes. Let stand for 15 to 20 minutes.