2 tablespoons olive oil
4 ounces diced pancetta
2 leeks, white and pale green parts only, chopped
1 medium yellow onion, diced
4 cloves garlic, minced
2 medium carrots, diced
2 medium celery stalks, diced
2 tablespoons tomato paste
9 cups chicken stock
2 medium red potatoes, cubed
2 ounces parmesan rind
1 tablespoon chopped fresh oregano leaves
1 tablespoon minced fresh rosemary
1 cup orzo pasta
2 (14.5 oz) cans canned diced tomatoes
2 (15.5 oz) cans canned cannellini beans, rinsed and drained
1 bunch lacinato kale, stemmed and roughly chopped