Preheat oven to 230ºC . Cream butter and sugar together thoroughly. Blend in flour. Press evenly onto bottom and 4 cm up sides of 22 cm springform pan. Spread jam evenly over the bottom the crust. Beat all filling ingredients together with the electric mixer till smooth and light. Spread over jam. Toss apples, sugar and cinnamon together to coat well. Spoon over filling. Sprinkle with almonds. Bake at 230ºC for 10 minutes, then reduce heat to 200ºC for 25-30 minutes or till set and apples are tender. Cool slightly and remove pan rim.