Lasagna - cooking recipe

Ingredients

1/4 c. olive oil
2 medium onions, chopped
2 cloves garlic, minced
2 lb. ground beef
2 large cans tomatoes (7 c.)
2 small cans tomato paste
1/2 c. chopped celery
1/4 c. chopped parsley
1 1/2 Tbsp. salt
2 tsp. sugar
1/4 tsp. pepper
2 bay leaves
1 tsp. dried basil
1 lb. lasagna noodles
1 lb. Mozzarella cheese
2 lb. Ricotta cheese
Parmesan cheese

Preparation

Sauce:
Heat oil in large kettle.
Add onions and garlic. Saute 5 minutes.
Add ground beef.
Saute until browned, breaking up meat.
Stir in remaining tomatoes, paste and spices.
Bring to a boil, reduce heat and simmer 3 hours, until thick.
Remove bay leaves and skim off grease.
Cool and skim again.
Refrigerate until needed.