Instructions

  1. Gently toss berries and 1/4 cup sugar in a large bowl; cover and chill 8 hours, (or over night).
  2. Drain.
  3. Put softened cream cheese in medium mixing bowl and beat; add powdered sugar and continue beating until light and fluffy.
  4. Spread cream cheese mixture in cooled pie crust over bottom and up sides.
  5. Stir together cornstarch and remaining 1 cup sugar in a small saucepan; slowly whisk in 1 1/4 cups water and vanilla.
  6. Cook over medium heat, whisking constantly, 4 to 5 minutes or until mixture thickens.
  7. Whisk raspberry gelatin and 4 drops of blue liquid food coloring into the warm cornstarch mixture.
  8. Spoon blackberries into pie crust.
  9. Pour enough glaze to evenly cover the berries, pressing down gently with a spoon to be sure all berries are well coated.
  10. Chill 2 1/2 hours.
  11. Serve with whipped cream, if desired.