Marinara Sauce - cooking recipe

Ingredients

3 lbs ground beef
6 onions, diced
2 carrots, diced
parsley, to taste
1 cup celery, diced
8 garlic cloves, minced
1 (28 ounce) can mushrooms, drained
2 teaspoons paprika
1 teaspoon basil
2 1/4 teaspoons oregano
1 (28 ounce) can tomatoes
5 (6 ounce) cans tomato paste
10 (6 ounce) cans water
salt, to taste
pepper, to taste

Preparation

Brown beef, and drain.
Saute all vegetables in 1/2 cup olive oil, and 1/2 cup butter.
Add beef to vegetables in a large pot.
Add rest of the ingredients.
Simmer 2-4 hours.