Potato Soup - cooking recipe

Ingredients

4 c. diced potatoes
1 medium or small onion, diced
3 Tbsp. butter or margarine
1 1/2 c. potato water
1 tall can (1 1/2 c.) evaporated milk (I use sweet milk)
1 tsp. salt
1/4 tsp. pepper

Preparation

Wash, peel and dice potatoes; dice onion.
Cover potatoes and onions with water in covered saucepan.
Cook for 15 minutes. Drain, keeping 1 1/2 cups of the cooking water.
Mash the vegetables with a potato masher.
Add butter, cooking water, milk, salt and pepper.
Heat; add more water if a thinner soup is desired.