Cajun Shrimp Seafood Bucket

When Cajun Shrimp Seafood Bucket enters the battlefield, put X 1/1 shrimp tokens into play.
Whenever you sacrifice a food token, you may put a 1/1 shrimp token into play.
{1},{t}: create a food token. (It's an artifact with "{2},{t}, Sacrifice this artifact: You gain 3 life.)