DISSOLVE yeast in warm water in 2 1/2 quart bowl.
STIR in remaining dough ingredients; BEAT vigorously 20 strokes; let REST 5 minutes.
SPRAY a 16-inch pizza pan with vegetable spray; SPREAD dough evenly around pan, using flour on fingers to prevent sticking, and MOUND up at lip to hold sauce; let REST 5 minutes.
In the meantime, COOK and STIR sausage until light brown; DRAIN off grease.
SOFTEN peppers, onions and mushrooms by COOKING in microwave on high for 2 minutes.
SPREAD sauce evenly over dough.
ARRANGE pepperoni on sauce, SPRINKLE on sausage; SPRINKLE on vegetables; SPRINKLE on mozzarella and Parmesan.
PLACE on bottom rack of cold oven; BAKE at 450 F for 15-20 minutes or until lip of crust is brown.
REMOVE and let set for 5 minutes before slicing.
May cook as two pizzas by using 12-inch pans; divide dough and ingredients evenly on both. Contadina "Chunky Pizza Sauce" is a good choice for commercial sauce. See recipe for "Sicilian Pizza Sauce" if you prefer homemade.
Per Serving (excluding unknown items): 1442 Calories; 77g Fat (46.0% calories from fat); 49g Protein; 155g Carbohydrate; 3g Dietary Fiber; 99mg Cholesterol; 7527mg Sodium. Exchanges: 4 Grain(Starch); 4 Lean Meat; 18 Vegetable; 12 1/2 Fat; 0 Other Carbohydrates.