Shells and Cheese

• Ready In: 1 hr 15 mins
• Serves: 6
• Yields: 1 large casserole

Ingredients

• 2  lbs ground beef
• 2  medium onions
• 1 (4 ounce) can mushrooms
• 1  clove garlic (can use garlic powder)
• 1  teaspoon oregano
• 1 (16 ounce) can crushed tomatoes
• 1  lb provolone cheese
• 1  pint sour cream
• 1 (14 ounce) jar  spaghetti sauce
• 1 (12 ounce) box medium pasta shells
•  parmesan cheese

Directions

1. Brown meat and drain.
2. Add onion, garlic, mushrooms, tomatoes, and speg sauce and simmer for 20 minutes.
3. Cook the pasta shells according to the box,drain.
4. Mix together the pasta, sauce, cheese, and sour cream in a large bowl.
5. Make sure that the bowl has a little room in it because it may cook over a little.
6. Cover and bake at 375 degrees for about 45 minutes.
7. I normally stir it 1/2 way through.