Pepperoni and Sausage Pizza Soup

Ingredients (11)

• 1-1/4 cups sliced fresh mushrooms
• 1/2 cup finely chopped onion
• 1 teaspoon canola oil
• 2 cups water
• 1 can (15 ounces) pizza sauce
• 1 cup chopped pepperoni
• 1 cup chopped fresh tomatoes
• 1/2 cup cooked Italian sausage
• 1/4 teaspoon Italian seasoning
• 1/4 cup grated Parmesan cheese
• Shredded part-skim mozzarella cheese