Preheat oven to 350 degrees. Cook noodles; drain and set aside.
Cut meat into serving pieces. Mix 2 Tbsp flour, salt and 1/4 tsp pepper; coat meat with mixture.
In large skillet
with cover, melt butter and brown meat, slowly. Add water, cover and
simmer 20 minutes. Remove meat from skillet.
Into drippings, blend 2 Tbsp flour, onion, garlic salt, Worcestershire sauce and 1/4 tsp pepper. Stir in 2/3 cup sour cream.
Mix noodles with cottage cheese and sour cream sauce. Turn into casserole; top with meat. Cover; bake for 25 minutes.
Remove cover; spoon on remaining sour cream; sprinkle with pimiento and parsley, if desired. Return to oven 5 minutes.