Preheat oven to 350 degrees F.
Combine flour, salt, and baking soda together in a small bowl and set aside.
In a large bowl, whisk together eggs, brown sugar, and oil for 2 MINUTES!
Whisk in water and vanilla extract until fully incorporated.
Whisk in the dry ingredients.
Melt 1 cup chocolate chips in microwave on 30-second intervals until melted, stirring in between, about 60 seconds. Whisk melted chocolate into the brownie batter until fully combined.
Pour batter into a Reynolds 8x8 Disposable Bakeware pan.
Bake for 50 minutes.
Remove from oven and transfer to a baking rack to cool, prepare frosting and frost cooled brownies.
Decorate with festive sprinkles.