Melt remaining butter and sugar with water in small saucepan over high heat to rolling boil. Reduce heat to medium, stirring constantly. Cook 5 minutes; turn off heat and add remaining amaretto slowly while stirring. Mix until all is added. With chopstick or wooden spoon, poke holes in bottom of cake. Ladle sauce evenly. Let stand 5 minutes and unmold. Garnish with icing and/or crushed almonds. ----