1. Crumble sausage in a medium saucepan, and cover with 5 cm of water, put on lid. Gently boil sausage over low heat, crumbling with fork occasionally. When cooked through, drain, rinse and drain thoroughly. Set aside.
2. Mix all the cheeses in a large mixing bowl.
3.Sprinkle a couple of handfuls of cheese over prepared pizza dough, top with 1 and half to jars of Pizza Quick.
4. Sprinkle on cheese, sausage (or pepperoni), green peppers, onion and mushrooms.
5.Bake according to dough recipe.