Instructions

  1. Topping:.
  2. Stir together sugar,flour,cinnamon.
  3. With pastry blender, cut in butter until mixture is crumbly.
  4. Set aside.
  5. Cake:
  6. Using electric mixer, beat sugar and butter until fluffy.
  7. Beat in eggs one at a time, beating well after each addition.
  8. Add vanilla.
  9. In separate bowl, sift flour, baking powder, salt.
  10. Add flour mixture to butter mixture alternately with milk.
  11. Pour into lightly buttered 9" springform pan.
  12. Arrange plums cut side up on top of batter; sprinkle with topping.
  13. Bake in 350 F oven about 1 hour; test for doneness.
  14. Cool in pan on rack, 10 minutes.
  15. Glaze:.
  16. Stir together icing sugar, milk, and almond extract until smooth.
  17. Drizzle glaze over warm cake.
  18. Run a knife around edge of pan, release sides of pan.