Leek, Potato and Pea Soup for 6

Scaled to serve 1

0.7 large leeksslicedsweat 10 minboil and simmer 10-15 minsimmer 5 minutesblendserve
15.0 g of butter
0.3 medium potatoes
0.3 l of stock
37.5 g of frozen peas
0.3 tsp of mint sauce
0.2 tbsp of parsley
0.2 salt
0.2 pepper
0.2 blob of soured cream