Gingerbread with Warm Apples and Cider Sabayon

Name: Gingerbread with Warm Apples and Cider Sabayon
Yield: Serves 6
Ingredients: 1 tablespoon baking powder; 2½ cups flour; 7 medium-sized firm, juicy apples; 1 recipe Cider Sabayon; 2 teaspoons ground ginger; ½ teaspoon salt; Pinch ground cloves; 1¼ teaspoons ground cinnamon; 4 ounces (1 stick) soft sweet butter; 1 teaspoon baking soda; 1 large egg; 1 cup firmly packed light brown sugar; 1 cup molasses; 1½ cups boiling water; 2 tablespoons sweet butter; ½ cup sugar; Pinch salt; 2 tablespoons freshly squeezed lemon juice; 2 tablespoons calvados