Spaghetti Pie
["6 oz. spaghetti", "2 eggs", "1/4 c. grated Parmesan cheese", "1/3 c. chopped onion", "2 Tbsp. butter or margarine", "1 c. sour cream", "1 lb. Italian sausage or 1 lb. ground turkey plus 3/4 tsp. basil and 1/2 tsp. oregano", "1/3 tsp. fennel or anise", "1 (6 oz.) can tomato paste and 1 c. water or 2 cans tomato sauce (8 oz.) and 1/3 c. water", "4 oz. sliced Mozzarella cheese"]
["Break spaghetti in half and cook in boiling water until done (10 to 11 minutes); drain.", "Add eggs, well beaten, and Parmesan to spaghetti.", "Press into greased 10-inch pie pan; form up sides."]
["spaghetti", "eggs", "Parmesan cheese", "onion", "butter", "sour cream", "Italian sausage", "fennel", "tomato", "Mozzarella cheese"]