I don’t make them during the fall and winter months all that often, so I decided I needed to remedy that. I’ve got lots of favorite appetizers, but clams casino has to be one of my summer favorites. This soup guys! If you’re a clams casino fan like me, have I got a soup for you! This creamy Clams Casino Soup is the classic appetizer in soup form! It’s so easy to make and perfect for soup season!