In a large pan heat 2 tbsp oil and add 1/2 onion diced (med-low heat)
Simmer 2 min until translucent
Add sausage to pan and season with fennel seed, Italian seasoning, and basil. Break up meat and brown over med heat (5 min)
Drain oil from browned meat, reduce heat to med-low and add red sauce and simmer 30 min
Prepare lasagna pasta
In a bowl combine 3/4 cup ricotta cheese and 1 egg. Whip until creamy
Place a spoonful of whipped ricotta cream onto pasta and spread to cover the entire surface
Follow by covering with Parmesan cheese and meat sauce
Roll pasta as tight as possible and repeat with the remaining pasta
Cover bottom of a baking pan with meat sauce and line pan with lasagna pinwheels
Cover pinwheels with a cup or two of cheese
Preheat oven to 450 and bake for 20-25 min until golden brown