Ingredients
Method
- Heat oven to brownie box temperature; grease 8x8 pan.
- Prepare brownie batter per box; stir in optional melted butter and fold in mini chips.
- Pour half the batter into pan; smooth evenly.
- Drop spoonfuls of Nutella across batter, leaving small gaps.
- Spoon remaining batter over Nutella; gently spread to cover.
- Bake 25–35 minutes, checking at lower end, until center sets but remains slightly soft.
- Cool at least 15 minutes; optionally dust powdered sugar or drizzle extra Nutella.
