In an extra large pot cook onions, carrots, garlic, and celery with the butter until veggies are soft. Add flour to thicken.
Then add the milk and veggie base and bring to a boil. Add blanched potatoes. Cook until potatoes are soft, then add heavy cream. Stir in salt, pepper, and white pepper. Taste it!
Keyword potato soup, potatoes, scottie's on the river