chowder vs cooking pot

chowder

noun
  • A stew, particularly fish or seafood, not necessarily thickened. 

  • A thick, creamy soup or stew. 

verb
  • To make (seafood, etc.) into chowder. 

cooking pot

noun
  • Any vessel (such as a saucepan), with or without a lid, used to cook food 

How often have the words chowder and cooking pot occurred in a corpus of books? (source: Google Ngram Viewer )