Ingredients

Steps

• Preheat the oven to 180°C Fan.
• Grease and line a 23cm square cake tin with baking parchment.
• Mix flour, cocoa, and bicarbonate of soda in a large bowl and create a well.
• Melt butter in a saucepan over low heat.
• Stir milk, eggs, sweet potato, and banana into the melted butter.
• Pour the wet mixture into the flour and stir into a thick batter.
• Pour batter into the tin and bake for 30-35 minutes.
• Cool brownies in the tin before cutting into squares.