Silverbeet and pork rolls

Ingredients

• 12 large silverbeet leaves, white centre vein and stalks removed
• 1 tablespoon vegetable or olive oil
• 2 brown onions, finely chopped
• 1 carrot, peeled, finely grated
• 3 cloves garlic, crushed
• 1 tablespoon sweet paprika
• 2 teaspoons caraway seeds
• 2 cups cooked long-grain white rice
• 2 tablespoons finely chopped dill
• 500 grams pork mince
• 700 grams bottle passata sauce
• sour cream, to serve
• extra dill sprigs, to serve