1 (16 oz.) pkg. Ziti
1 lb. ground beef
1 (15 oz.) container Ricotta cheese
1/2 c. grated Parmesan cheese
1/4 c. parsley, chopped
1 egg, slightly beaten
3/4 tsp. salt
1/4 tsp. pepper
1 (32 oz.) spaghetti sauce
8 oz. Mozzarella cheese

Prepare Ziti as directed on label, drain. Cook ground beef until well browned. Remove from heat, stir in Ricotta and next 5 ingredients. Add 1/2 of spaghetti sauce and mix well. Add Ziti and toss gently to coat well. Spoon into 13 x 9 inch pan and pour remaining sauce evenly over it. Sprinkle with Mozzarella cheese. Bake at 350 degrees for 20 minutes or until hot and bubbly.