It began as a way to use up leftovers, but some high-end restaurants turned it into a top-dollar stew rich in halibut, sea scallops ... bring it to a boil, reduce the heat and simmer, uncovered, for ...

then add the heavy cream and return to a boil. Add the scallops, shrimp, and lobster and cook about 4 to 5 minutes, until the seafood is done. Stir in the mascarpone and butter. Add the kale ...