Fran Houk's Lasagna

About 12 lasagna noodles
1 cup chopped onion
1 cup chopped green pepper
2 garlic cloves - minced or grated
2 Tbsp oil
1 1/2 lb hamburger or mixture of italian sausage and hamburger
1 large can stewed tomatoes
2 cups tomato paste
1 1/2 tsp salt
1 Tbsp sugar
3/4 tsp oregano
1/2 tsp Worcestershire sauce
1 1/2 tsp pepper
2 cups mushrooms
12 oz mozzerella cheese
1/2 cup parmesan cheese
2 or 3 cups ricotta cheese

Create layer one: 
Sweat onions, green pepper and garlic in oil.
Add meat and cook until brown.
Add tomatoes, tomato paste, salt, sugar, oregano, Worcestershire sauce, mushrooms and pepper
Let cook while you work on the other layers

Create layer two:
Boil lasagna noodles and drain

Create layer three:
Reserve a handful of mozzerella for the top then mix the rest with the parmesan and ricotta cheeses.

Layer lasagna by first putting some tomato sauce, then noodles, then cheese. 
Top with shredded mozzerella.

 Bake at 350 degrees for 35 minutes.