In a large bowl, combine flour and salt; cut in shortening until mixture is crumbly. Gradually add water, tossing with a fork until mixture forms a ball.
On a lightly floured surface, roll dough to 1/8-in. thickness. Cut into six circles with a 4-in. cookie cutter. Place 1 in. apart on an ungreased baking sheet. Bake at 425° for 7-8 minutes or until edges begin to brown. Remove to a wire rack to cool.
Peel pears and cut in half lengthwise; remove cores. In a large skillet, combine the grape juice, cinnamon, ginger and allspice; add pears. Bring to a boil. Reduce heat; cover and simmer for 8-10 minutes or until pears are tender, turning once. Remove pears and set aside.
Combine cornstarch and water; stir into poaching liquid. Bring to a boil; cook and stir for 2 minutes or until thickened. Remove from the heat; discard cinnamon stick.
In a small bowl, combine the almond cream ingredients; beat until smooth. On each dessert plate, place a pear half on a pastry circle; drizzle with poaching liquid. Pipe almond cream over pears. Serve immediately.