In a saucepan, over a low to medium heat, add the garlic butter and sweat the onion and leek for about 5 minutes.
Pour in the stock and the peas and let it simmer for a couple of minutes. Then add the chopped carrot, bring to the boil until the carrots soften.
Transfer to a blender and blend until pureed. Return to the saucepan and heat until it’s hot. (not boiling). Check if it needs seasoning and serve up right away.
Notes
You can easily thin this soup out to your liking by adding more pork stock.