Cheesy Clam Chowder - cooking recipe

Ingredients

2 (10 ounce) cans Campbell's cheddar cheese soup
1 (28 ounce) can diced tomatoes or (28 ounce) can stewed tomatoes
1 (28 ounce) can clams
1 (4 ounce) cube margarine
1 (10 ounce) bag frozen onions
2 (12 ounce) cans evaporated milk (or equivalent of 4 cans fresh milk)
2 bay leaves (important)
salt
pepper
various seasoning

Preparation

In large pot melt cube of butter and saute bag of onions in it.
If using stewed tomatoes, dice them and add to pot.
Add rest of ingredients to pot. Stir.
Cook real slow over low heat for 3-4 hours.
This probably will work in a crockpot.