PREHEAT oven to 375ºF and line an 8x8 square pan with parchment paper.
ADD brownie mix, the eggs, butter, coconut sugar and vanilla extract to a bowl. Whisk to combine.
POUR mixture into the prepared pan.
BAKE for 20 minutes. Remove from the oven and immediately garnish with your chocolates and edible eyes.
LET cool completely before cutting into squares.