Prep the beans

• Drain and rinse the black beans, discarding the liquid.
• Place the beans in a food processor.

Blend with the milk

• Pour the plant-based milk into the food processor with the beans.
• Blend until smooth.
• Pour the mixture into a bowl and scrape out as much as possible with a spatula.

Make the batter

• Open the brownie mix and pour it into the bean mixture.
• Whisk to combine, then switch to a spatula and fold from the bottom to the top.
• Add the extra fudge packet and mix again.

Fill the pan

• Line or spray a square baking pan.
• Pour the batter into the pan and spread it evenly.

Bake

• Bake at 180 °C for 25 minutes, until set.
• Let cool before cutting into squares.