Mushroom Bolognese with Whole Wheat Pasta

Ingredients

• 1 tablespoon olive oil
• 1 large sweet onion, finely chopped
• 2 medium carrots, finely chopped
• 1 large zucchini, finely chopped
• 1/2 pound baby portobello mushrooms, finely chopped
• 3 garlic cloves, minced
• 1/2 cup dry red wine or reduced-sodium chicken broth
• 1 can (28 ounces) crushed tomatoes, undrained
• 1 can (14-1/2 ounces) diced tomatoes, undrained
• 1/2 cup grated Parmesan cheese
• 1/2 teaspoon dried oregano
• 1/2 teaspoon pepper
• 1/8 teaspoon crushed red pepper flakes
• Dash ground nutmeg
• 4-1/2 cups uncooked whole wheat rigatoni