gluten free brownie

Gluten free brownie
Ingredients 
113g butter
1 cup cocoa powder
6 eggs
200g sugar
1 tsp vanilla essence 
1/2cup of coconut flour

1 cup Chocolate chips (optional)

Directions:
Preheat the oven to 350°F (180°C). In a medium saucepan over low heat, blend butter and cocoa powder. Remove from heat and let cool. In a separate bowl, mix the eggs, sugar and vanilla. Blend this into the cocoa mixture. Stir in the coconut flour until the batter is no longer lumpy. Add the chocolate chips, if desired. Bake in pre-greased 8x8 baking pan for about 30-35 minutes. Allow to cool before cutting into squares.