Whisk the brownie mixture.
Mix in 2 tbsp water, 1/4 cup of vegetable oil, and the egg. Whisk well.
Put the chocolate and caramel syrup. Mix well.
Preheat oven at 350F.
Spray some oil in the baking pan.
Pour the mixture in the baking pan.
Bake it for 21 minutes.
Let it cool.