Ingredients: For Lobster: 2 1-½ lb. Maine lobsters 2 gal. water 1 lemon, halved 2 bay leaves 1 cup vinegar Salt,  to taste 4 ozs. unsalted butter 1 sprig fresh thyme For sauce: 1 shallot, chopped 8 ozs. white wine 2 ozs. lemon juice 1 tbsp. heavy cream ½ vanilla bean 12 ozs. unsalted butter,…