White Bean Soup

Bahan-bahan (6 porsi)

• 6 strips thick-cut bacon, diced
• 2 tablespoons olive oil (if needed)
• 1 medium yellow onion, diced
• 2 medium carrots, diced
• 2 ribs celery, diced
• 4 cloves garlic, minced or pressed
• 1 tablespoon minced fresh rosemary (or 1 teaspoon dried)
• 1 bay leaf
• 6 cups chicken or vegetable stock
• 3 (15-ounce) cans cannellini beans, drained and rinsed
• 1 Parmesan rind, plus extra grated Parmesan for serving
• fine sea salt and freshly ground black pepper, to taste
• optional: squeeze of fresh lemon juice, for brightness