Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: preheat oven to 425. prepare a 13x9 inch pan with cooking spray; set aside. in a mixing bowl, combine egg whites, mozzarella cheese, cottage cheese, and chicken. mix well. fill cooked shells with cheese mixtures. place shells in pan. pour spaghetti sauce over top. sprinkle parmesan cheese over top spaghetti sauce. bake, covered, for 15 minutes. uncover, and bake 10 minutes more, or until mixture is bubbly.

Target recipe: preheat oven to 350 degrees. bring a large pot of salted water to boil, gently place pasta shells in boiling water; bring water back to boil. cook until noodles are just tender; drain well. squeeze spinach dry. combine spinach, ricotta, 1/3 cup parmesan cheese, basil and garlic in a large mixing bowl. season with salt and pepper; mix well. spread 1/2 cup marinara sauce evenly over the bottom of a 9x13 inch baking dish. fill each pasta shell with the spinach cheese mixture. arrange the shells, filling side up in the baking dish. spoon remaining marinara sauce over the shells. sprinkle remaining parmesan cheese on top of the shells. cover the pan loosely with aluminum foil and bake in preheated oven until heated through; about 30 minutes.