Lasagna - cooking recipe

Ingredients

1 lb. ground chuck
1 small onion
1 jar Ragu (slow-cooked homestyle)
1 can tomatoes
1 can tomato puree
1 jar mushrooms
10 to 12 lasagna noodles
salt, pepper and garlic to taste
2 pkg. Mozzarella cheese
1 pkg. Swiss cheese

Preparation

Meat sauce:
Brown ground chuck and onion.
Drain.
Add Ragu, tomatoes and tomato puree.
Add mushrooms, if desired.
Simmer for 20 minutes.
Then layer sauce, noodles and cheese until gone. Finish with cheese on top.