Three Cheese Cavatini

Ingredients

• 1 lb uncooked rigatoni pasta (or similar shape pasta)
• 28 ounces spaghetti sauce (or use your own, you may need more if you like it saucy)
• 8 ounces mushrooms, sliced
• 1/4 cup chopped onion
• 3 garlic cloves, minced
• 2 tablespoons olive oil
• 1 cup diced pepperoni (or sliced pepperoni)
• 2 cups low fat cottage cheese
• 2 cups part-skim ricotta cheese
• 1 egg
• 2 cups shredded mozzarella cheese
• 1 tablespoon chopped fresh parsley
• 1 tablespoon chopped fresh basil
• 1 teaspoon oregano
• 1/2 teaspoon nutmeg
• salt and pepper