Potato Soup

Potato Soup

1 Tbsp flour
3 potatoes
4 cups milk
1 onion
2 stalks celery
1 tsp salt
1/4 tsp pepper
2 Tbsp butter
Carrots and Bacon pieces (optional)

Cook potatoes and onions in salted water, until they are soft mashed. Scald milk with the celery, remove celery and add the butter and flour which is creamed together. Then add the prepared potatoes to the milk and season with salt and pepper. Bring to a boil and serve at once.