Sauté sausage . Set aside
Add mushrooms to pan
Add thyme, garlic
Line springform cake pan with cooked polenta
Add parm reg cheese
Press flat with some edges
Fill shell with some ricotta cheese
Add a layer of sausage
Add mushrooms
Top with mozzarella
Sprinkle with sausage and mushrooms
Put in oven until cheese starts to brown
Opt: spinach
