1 1/2 lbs. ground beef, browned & drained
3 c. elbow macaroni, cooked
1 sm. jar regular Ragu spaghetti sauce
1 pkg. brown gravy mix
1/2 c. sour cream
3/4 c. flour
1/4 c. Parmesan cheese
1/2 tsp. rosemary
1 tsp. oregano

Combine all of above, simmer 10 minutes. Pour into lightly greased 9 x 13 inch pan. Bake at 350 degrees for 20 minutes. Top with 1 cup shredded Mozzarella cheese and bake 10 minutes more.