Blanch the lobsters in a large pot of boiling water for 2 minutes ... then add the lobster shells and sauté until they turn red. Stir in the carrots, shallots, celery, and tomato paste, cover ...

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 ...