Fry up hamburger, drain fat and rinse.

Add spaghetti sauce, onions, mushrooms to hamburger in a pan and simmer.

While sauce is simmering; mix spinach (thawed and excess liquid squeezed out), parmesan and cottage cheese and egg in a bowl. Mix together well.

In a lasagna pan, spread half of meat mixture along bottom.
Put noodles on top.
Then add all of cheese and spinach mixture, add another layer of noodles. Add rest of meat mixture.
Then another layer of noodles.
Then cover in cheddar/mozza cheese mixture.

Make sure oven is preheated to 350°F

Put tin foil over top of lasanga pan.
Put in oven for 30 mins.
Take off tinfoil and cook for an additional 15 mins.

Enjoy with garlic bread :)