Custard Filled Flaky Cones
Comments: Cones must be filled with custard just before serving, or cones could become too soft.
Servings: 12 cones
Cone Dough
  • 4 cups [560 g] flour
  • 1/2 teaspoon [2.5 mL] salt
  • 1 pound [454 g] unsalted butter
  • 10 to 15 tablespoons [150 to 180 mL] icy water
  • 1 egg, slightly beaten
  • 2 tablespoons [30 mL] icing sugar
Custard
  • 2 egg yolks
  • 4 tablespoons [60 g] sugar
  • 1 tablespoon [15 mL] cornstarch
  • 1 tablespoon + 1 teaspoon [11.75 g] flour
  • 1 cup [250 mL] milk
  • 1 egg white
  • 1/2 teaspoon [2.5 mL] vanilla extract
  • For the cough, sift together flour and salt into a medium bowl.
  • Using a knife, cut 1/2 cup [115 g] of the unslated butter into tiny pieces into flour mixture.
  • With the tip of your fingers, rub unsalted butter into flour until mixture resembles breadcrumbs.
  • Pour in icy water et mix to get a frim dough.
  • Knead dough until soft.
  • Cover with aluminum foil then refrigerate dough for 15 minutes.
  • Arrange remaining unsalted butter between two sheets of waxed paper; using the back of spoon or a rolling pin, shape butter into an approximately 3/4-inch [2-cm] thick rectangle.
  • Onto a floured surface, roll dough into a 1/4-inch [6-mm] thick rectangle.
  • Arrange butter rectangle in the middle of dough; fold each side of dough over the butter.
  • Refrigerate dough for 10 minutes.
  • Transfer dough, folded side down, once more onto floured surface.
  • Roll dough once more into a 1/4-inch [6-mm] thick rectangle.
  • Fold each side of dough once more over the middle; turn dough over open side towards you, and roll dough once more into a rectangle.
  • Repeat folding dough two more times, then refrigerate dough for 15 minutes more.
  • Onto floured surface, roll dough into a 1/8-inch [3-mm] thick rectangle.
  • Using a sharp knife, cut dough into 12 approximately 15-inch [38-cm] long, 1-inch [2.5-cm] wide strips.
  • Lightly wet 12 cone molds.
  • Roll one dough strip into s spiral around each cone mold overlapping dough.
  • Arrange cones apart onto a baking dish; set aside for 10 minutes.
  • Meanwhile, preheat oven to 425°F [220°C].
  • Using a pastry brush, brush cones with beaten egg.
  • Bake cones into preheated oven for 10 to 15 minutes, until just lightly golden.
  • Remove from oven and sprinkle cones with sifted icing sugar.
  • Bake cones for 10 to 15 minutes more, until golden brown and shiny.
  • Transfer cones onto a wire rack; leave to cool completely on the outside before removing molds.
  • Leave cones to cool completely, onto wire rack.
  • Prepare custard.
  • To serve, fill a pipping bag with cold custard and fill cones.
  • Serve immediately.
Custard
  • Using a fork, lightly beat eggs yolks into a medium bowl.
  • Add sugar then beat until foamy.
  • Still beating, sift a little of the cornstarch and the flour at a time into mixture.
  • Slowly stir in 1/4 cup [60 mL] of the milk.
  • Into a medium casserole, heat remaining milk over high heat.
  • Whipping, pour hot milk into egg yolks mixture, into the bowl.
  • Still whipping, pour mixture back into casserole and bring mixture to a boil.
  • Remove casserole from heat and beat mixture until smooth.
  • Leave mixture to cool.
  • Into a small bowl, beat egg white until stiff peaks form.
  • Pour approximately 1/4th of cooled creamy mixture into a medium bowl; delicately fold in beaten egg white.
  • Stir this mixture into remaining mixture into casserole before mixing in vanilla.
  • Heat custard over really low heat for 2 minutes.
  • Remove casserole from heat and leave custard to cool completely.
  • If you are not using the custard immediately, lay a sheet of waxed paper right over the custard.