Preheat oven to 500 degrees with a stone on the rack. Position rack on second highest position.
Bring a pot of water to a boil.
Cut off bottom stems from broccoli rabe.
Blanch broccoli rabe 30 seconds and then transfer the broccoli rabe to a bowl of ice water to stop cooking.
Drain in a colander and then dry on paper towels. Cut into 2 inch pieces.
Heat olive oil in skillet over medium.
Add garlic for 30 seconds.
Toss in broccoli rabe for 1 minute and remove to a plate.
Sprinkle on kosher salt.
In the skillet, saute the sausage 2 minutes and remove.
Prepare pizza dough by docking the bottom and brushing with olive oil and a sprinkle of salt.
Prebake crust 10 minutes.
Remove from oven.
Sprinkle on a little mozzarella cheese, then sauce, broccoli rabe and sausage. Top with more mozzarella and some of the cheese blend.
Bake 10 more minutes, remove and garnish with parsley and a sprinkle of salt.