Preheat the oven to 350 degrees. Butter or spray an 8x8” pan.

1. Prepare layer one: In a small saucepan melt the chocolate and butter together. Set aside to cool.
   
   
2. In a medium bowl, cream the eggs and sugar. Add the flour, salt and chocolate mixture and stir well.
   
   
3. Spread the mixture in the prepared pan and bake for 25 minutes.
   
   
4. Cool on a metal rack.
   
   
5. Meanwhile, prepare layer two: using an electric mixer, cream together the powdered sugar and butter until light and fluffy.
   
   
6. Beat in milk, peppermint extract and green coloring (if desired).
   
   
7. Spread the mixture evenly on the cooled brownie layer.
   
   
8. Refrigerate until set, about 15 minutes.
   
   
9. For layer three, melt the chocolate and butter together in a small saucepan.
   
   
10. Pour evenly onto the chilled peppermint layer.
    
    
11. Refrigerate until set, about 25 minutes.
    
    
12. Cut into bars and serve.