Italian Stuffed Shells.

You can cook Italian Stuffed Shells using 12 ingredients and 5 steps. Here is how you achieve that.

Ingredients of Italian Stuffed Shells

1. You need 1 lb of ground beef.
2. It's 1 cup of chopped onion.
3. It's 1 of garlic clove, minced.
4. Prepare 2 cups of hot water.
5. You need 1 can (12 oz) of tomato paste.
6. You need 1 tablespoon of beef bouillon granules.
7. You need 1-1/2 teaspoons of dried oregano.
8. It's 1 of large egg, lightly beaten.
9. You need 2 cups (16 oz) of ricotta.
10. It's 2 cups of shredded mozzarella, divided.
11. It's 1/2 cup of grated parmesan cheese.
12. It's 24 of jumbo pasta shells, cooked and drained.

Italian Stuffed Shells instructions

1. In a large skillet, cook beef, onion, garlic over medium heat, crumbling beef, until meat is no longer pink; drain..
2. On medium hear, stir in water, tomato paste, boullion and oregano. Reduce heat; simmer, uncovered for 30 minutes.
3. Meanwhile, combine egg, ricotta cheese, 1 cup mozzarella and parmesan cheese. Stuff shells with cheese mixture. Arrange shells in a greased 13X9 qt baking dish..
4. Preheat oven to 350. Pour meat sauce over shells. Cover; bake for 30 minutes..
5. Uncover; sprinkle remaining mozzarella. Baked until cheese is melted, about 5 minutes..