Sweet Lotus Dim Sum

Ingredients

• • 2 cups (500 ml) cake flour
  • 2 1/2 teaspoons (12 ml) baking powder
  • 1/2 teaspoon (2.5 ml) sugar
  • 2 tablespoons (30 ml) vegetable shortening
  • 1 egg white
  • 1 teaspoon (5 ml) white vinegar
  • 1/2 cup (125 ml) warm milk
  • 3/4 cup (180 ml) canned lotus paste
  • Flour
  • 18 parchment paper squares, 2-inch (5-cm) each