Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: sauce: saute onions, pepper, and garlic in oil for 5 minutes. add mushrooms and saute 5 minutes more. stir in tomato puree, paste, water and spices. cook and crumble sausage in a separate pan; drain off fat. add to sauce and simmer about 3 hours; add more water if sauce gets too thick. shortly before assemblage, cook shells according to directions; drain. filling and assembly: combine all ingredients except romano cheese; spoon into shells (if mixture is too thin, add more parmesan). spoon some sauce into bottom of a 9x13-inch pan. lay stuffed shells in pan. pour on additional sauce. sprinkle with romano. bake at 325 degrees for 25-30 minutes.

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.