Lizzie's Chocolate Pinwheel Cookies

• Refrigerated

  • 1 Egg yolk, large

• Baking & Spices

  • 1 1/2 cups All-purpose flour
  • 1/2 tsp Baking powder
  • 1/4 tsp Salt
  • 1/2 cup Sugar
  • 1 1/2 tsp Vanilla extract
  • 1/2 cup Vegetable shortening

• Dairy

  • 3 tbsp Milk

• Other

  • 1 ounce (1 square unsweetened baking chocolate, melted

Found on foodnetwork.com