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Napoleons

Prep Time: 105 min
Cook Time: 15 min

Ingredients

  • 1 ½ (17.5 ounce) packages frozen puff pastry sheets, thawed
  • ¼ cup cornstarch
  • 4 cups milk, divided
  • ⅓ cup cake flour
  • ⅞ cup white sugar, divided
  • 3 eggs, separated
  • 1 tablespoon butter
  • 1 teaspoon vanilla extract
  • 1 (12 ounce) jar apricot jam
  • 3 cups sifted confectioners' sugar
  • 1 tablespoon lemon juice