Whisk together flour, baking powder, baking soda, and salt.
Cut in butter with a pastry cutter, or pulse in a food processor until mixture looks like sand.
Mix in sugar. Mix in beaten eggs and shape into a ball.
Divide into two pieces and form into two disks. Wrap in plastic wrap and chill for one hour.
Cut out shapes and place on baking sheets.
Bake at 375° for 6 to 10 minutes depending on the thickness and size of your cookies.
Red Hot Frosting
In a mixing bowl, whisk together powdered sugar and milk until smooth. Whisk in corn syrup. Stir in candies. Add more powdered sugar or milk to achieve a creamy, spreadable frosting.