Crawfish Pasta with Cream Sauce

  Ingredients 1 lb. cajun crawfish tail meat 1 lb. shell pasta 2 tbs. olive oil 6 tbs. butter (unsalted) 1 cup onions (chopped) 2 tbs garlic (minced) 1/2 tsp salt 1/4 tsp cayene 1/4 cup white wine (dry) 2 cups heavy cream 1 tbs. fresh lemon juice 1/2 cup green...