8 manicotti shells (2/3 of 5 1/2 oz. pkg.)
2 tbsp. olive oil
1/2 lb. fresh spinach
2 tbsp. chopped onion
1/2 tsp. salt
1/2 tsp. oregano
2 tbsp. grated Parmesan or Romano cheese
1/2 lb. ground beef
2 tbsp. fine dry bread crumbs
1 egg slightly beaten
2 tbsp. tomato paste
1 1/2 tbsp. butter, softened

1. Cook manicotti.

2. Combine olive oil, spinach, onion, salt, oregano and meat in a 2 quart glass casserole. Cover with waxed paper. Cook in microwave oven 6 to 7 minutes or on high or until meat is no longer pink. Stir occasionally.

3. Remove from oven. Set aside to cool slightly. Add bread crumbs, egg and tomato paste; mix well. Stuff manicotti with mixture. Put side by side in a greased 2 quart glass baking dish.

4. Spread butter over stuffed manicotti and sprinkle with cheese. Cover with waxed paper. Cook in microwave oven until thoroughly heated (about 4 minutes at high). Rearrange manicotti after 2 minutes.

5. If desired, serve topped with tomato sauce and additional cheese.