Winter Minestrone Recipe from Jessica Seinfeld

Ingredients

• 1 large yellow onion, chopped
• 3 tablespoons extra virgin olive oil
• 1½ teaspoons kosher salt
• 4 medium carrots, cut into small pieces
• 4 ribs celery, cut into small pieces
• 2 cloves garlic, finely chopped
• 28-ounce can whole peeled tomatoes
• ½ of a small green cabbage, shredded
• 2 teaspoons chopped fresh rosemary
• 2 15-ounce cans kidney beans, drained and rinsed
• ¼ teaspoon crushed red pepper flakes
• ¼ teaspoon freshly ground black pepper
• Grated Parmesan, for serving (optional)