1tbspof vegetable or canola oilany neutral oil will do
1tspof vanilla extract
½cupof peanut butter
¼tspof salt
1cupof all-purpose flour
⅓cupof warm Nutella
Instructions
Preheat oven to 350°F and line a 8x8 baking dish with parchment or aluminum foil and lightly grease with cooking spray. Set aside.
In large bowl or mixer, combine melted butter and light brown sugar. Mix thoroughly for a few minutes.
Add egg and vanilla and mix again.
Add in your peanut butter and mix well to incorporate all wet ingredients thoroughly.
Add in the salt and flour and mix just until combined.
Spread the blondie batter onto prepared baking pan evenly with spatula.Take your warm Nutella and pour over top of batter and with a knife swirl it all around.
Bake for 20-25 mins. or until a tooth pick inserted comes out just clean.
Leave in pan to set for 15 mins. before transferring it to a cool rack to cool for another 20 mins.
Notes
These blondies store well on counter covered in airtight container for up to 3 days or in the fridge covered for up to a week. You can freeze them as well for up to 2 months.For a fudgy blondie take out after 20 mins. they continue to bake while they cool.