Mix all ingredients - flour, milk, vanilla extract, baking soda, cocoa powder, chocolate chips, sugar, and oil - in a bowl and bake in a 9 inch pan for 30 minutes at 350 degrees.
Icing
Add all ingredients to a bowl - powdered sugar, cocoa powder, coconut oil, butter, cream cheese, and milk - and mix together well with a hand blender until smooth.
Assembly
Wait for brownies to cool, and cover in a thick layer of chocolate icing.