Heat the oil in a sautÈ pan over medium heat. Add the onions and cook, stirring, for 1 minute. Add the crawfish tails, salt, and cayenne and cook, stirring for 2 minutes. Add the shallots, garlic and tomatoes and cook, stirring for 2 minutes. Add the wine and simmer for 4 minutes. Add the stock, parsley and green onions and simmer until slightly thick, about another 5 minutes. Add the butter and stir to combine, about 20 seconds.
Serve warm with the pork chops.
Yield: 2 1/2 cups