Clam Chowder - cooking recipe

Ingredients

1 large onion - finely diced (cook in microwave 3 minutes)
4 large peeled finely diced potatoes
2 cans Snow Clam Chowder
2 cans evaporated milk
1 1/3 stick butter
1 pt. half and half
2 c. whole milk
1 c. instant potato flakes

Preparation

Boil potatoes in water until tender, drain.
Add remaining ingredients and cook on medium heat for 45 minutes.
Stir often.