In a bowl, combine flour, cocoa powder, and a pinch of salt.
Stir in both sugars and mix until blended.
In a separate bowl, whisk together melted butter, chocolate chips, and eggs.
Gradually fold the dry mixture into the wet ingredients.
Add vanilla extract and mix until smooth.
Pour batter into a greased baking pan and bake at 350°F (175°C) for about 30 minutes.
Allow to cool slightly, then cut into squares.
Melt white icing and spread or drizzle it across the brownie tops.
Place candy eyes on each square while the icing is soft.
Let set until firm, then serve.