1 1/2 lb. ground beef
3/4 c. fresh bread crumbs
2 egg whites, slightly beaten
1 tsp. salt
1/8 tsp. pepper
1 (10 oz.) pkg. frozen chopped spinach, thawed and drained
1/2 c. shredded Mozzarella cheese
3 tbsp. grated Parmesan cheese
1 tsp. dried Italian seasoning
1/8 tsp. garlic powder
2 tbsp. ketchup

Combine ground beef, bread crumbs, egg whites, salt, and pepper, mixing lightly but thoroughly. Combine spinach, cheese, Italian seasonings, and garlic powder. Place beef mixture on waxed paper and pat into 14 x 10 inch rectangle. Spread spinach mixture over beef to within 3/4 inch of edges on all sides. Roll up, jelly roll fashion, starting at short end of rectangle. Press beef mixture over spinach filling at both ends. Place loaf, seam side down, on rack in open roasting pan. Bake at 350 degrees for 1 hour. Spread ketchup over loaf; continue baking 15 minutes. Yields 6 servings.