Position oven rack in center of oven and preheat to 400 degrees F.
In a large skillet, saute sausage, mushrooms and garlic until the meat is browned.
Drain off fat and remove excess with paper towels.
To skillet, add pizza sauce, oregano, basil, spinach, and salt and pepper to taste.
Cook, stirring frequently, until hot.
Place pizza crust on a lightly greased baking sheet.
Bake for 5 minutes and remove from oven.
Spread meat mixture evenly over pizza crust.
Top with cheese. Bake for an additional 8-10 minutes until cheese is bubbly.
Remove from oven, sprinkle with fresh cut basil or other fresh herbs, cut and enjoy!
*Always cook sausage to internal temperature of 160 degrees F