Recipe for meat sauce 
2# ground beef 
12 oz. tomato paste  
14 oz. ground  diced 
12 oz. tomato sauce
1 cup chopped onions 
1 tablespoons chopped garlic(optional)
Salt and pepper 

Brown beef in vegetable oil until brown 
Add onions and garlic and cook an additional 5 minutes 
Add tomato products and simmer for 10  minutes  

1# lasagna sheets (oven ready)
1 quart cottage cheese 
2 # shredded mozzarella cheese
8 oz. cream cheese(optional)
1 jar raos marinara sauce

To assemble lasagna
In greased baking casserole dish 
Add meat sauce 
Pasta
Cottage cheese 
Mozzarella cheese 
Cream cheese
Marinara sauce
Repeat process until complete ending with mozzarella cheese

cook covered in 350 degrees oven for 30-45 minutes