Preheat the oven to 350°F
Line a baking sheet with parchment paper
Empty the brownie mix into a bowl
Add 2 eggs
Add 1/3 cup vegetable oil
Add 1/4 cup all-purpose flour
Stir until a thick dough forms
If the dough is too soft, chill it for 15 to 30 minutes
Scoop tablespoon-sized portions onto the baking sheet
Leave space between each portion
Bake for 8 to 10 minutes
Let the cookies cool on the baking sheet for 5 minutes
Transfer to a wire rack to cool completely