------------------------------------BASE------------------------------------
  1 1/4 c  Old fashioned or quick oats,

    1/4 c  Packed brown sugar

      2 T  Flour

    1/4 c  Margarine, melted

------------------------------------BODY------------------------------------
      3 pk 8-ounce cream cheese, soften

    3/4 c  Granulated sugar

      2 t  Grated orange peel

      1 t  Vanilla

      4 ea Eggs

----------------------------------TOPPING----------------------------------
    1/2 c  Packed brown sugar

    1/3 c  Light corn syrup

    1/4 c  Margarine, melted

      1 t  Vanilla

   BASE: Combine oats, brown sugar, flour and margarine; press onto
  bottom of 9-inch springform pan.  Bake at 350, 15 minutes.
   BODY: Combine cream cheese, granulated sugar, peel and vanilla,
  mixing at medium speed on electric mixer until well blended.  Add
  eggs, one at a time, mixing well after each addition; pour over
  crust. Bake at 325, 1 hour and 5 minutes. Loosen cake from rim of
  pan; cool before removing rim of pan.
   TOPPING: Combine brown sugar, corn syrup and margarine in saucepan;
  bring to boil, stirring constantly.  Remove from heat; stir in
  vanilla.  Chill until slightly thickened.  Spoon over cheesecake.
   Garnish with orange slice and fresh mint, if desired.