Bayside Clam Chowder

Ingredients

• 3 (10.75 ounce) cans cream of potato soup
• 2 (10.75 ounce) cans clam chowder soup
• 1/2 cup butter
• 1 small onion, diced
• 1 pint half and half
• 2 (6 1/2 ounce) cans clams, chopped