Pasta e Fagioli

Bahan-bahan (6 porsi)

• 4 ounces diced pancetta
• 1 medium white onion, diced
• 1 large carrot, finely diced
• 1 large celery stalk, finely diced
• 4 cloves garlic, minced
• 1/2 teaspoon crushed red pepper flakes
• 4 cups chicken stock
• 1 (15-ounce) can crushed tomatoes
• 1 bay leaf
• 1 tablespoon tomato paste
• 1 teaspoon minced fresh rosemary
• 2 (15-ounce) cans cannelini or Great Northern beans, drained and rinsed
• 1 cup mini pasta shells or ditalini
• 1 cup (1 ounce) shredded or finely chopped fresh kale (tough stems removed)
• 1/2 cup (0.5 ounce) freshly-grated Parmesan cheese, plus extra for serving
• fine sea salt and freshly-ground black pepper