Pizza Pasta Salad

Ingredients (15)

• 16 ounces small shell pasta
• 1 medium red bell pepper,
• 1 medium green bell pepper,
• 1 large tomato,
• 5 whole green onions,
• 8 ounces sliced mushrooms
• 2 1/2 ounces sliced pepperoni
• 2.25 ounce can sliced black olives,
• 2 cloves garlic,
• 1 teaspoon dried oregano
• 1/2 teaspoon salt
• 1/4 teaspoon freshly ground black pepper
• 1 to 2 cups bottled Italian salad dressing
• 1 cup shredded mozzarella cheese
• 2 tablespoons grated Parmesan cheese