Spaghetti Sauce - cooking recipe

Ingredients

2 lb. hamburger
2 Tbsp. olive oil
4 (6 oz.) cans tomato sauce
2 (6 oz.) cans tomato paste
4 large onions
2 green peppers
1/2 tsp. oregano
1/4 tsp. basil
1 clove garlic
1 bay leaf
1 c. water
2 jars mushrooms (if desired)

Preparation

Brown hamburger and drain grease.
(Note:
brown in the olive oil.)
Chop onion, green peppers and mushrooms.
Mix all ingredients and cook in a slow cooker for 6 to 8 hours.