Raspberry-Rhubarb Slab Pie

• Vegetarian

• Produce

  • 5 cups Raspberries, fresh or frozen unsweetened
  • 3 cups Rhubarb, fresh or frozen

• Refrigerated

  • 1 Egg yolk

• Baking & Spices

  • 3 1/4 cups All-purpose flour
  • 1 1/4 cups Confectioners' sugar
  • 1/3 cup Cornstarch
  • 1 tsp Salt
  • 2 cups Sugar
  • 1/2 tsp Vanilla extract

• Dairy

  • 1 cup Butter
  • 1 cup Milk

Found on babble.com