Step 1

Preheat the oven to 350F and coat an 8x8 baking pan with non stick spray. Line the pan with parchment paper.

Step 2

Place the butter and chocolate chips in a microwave safe bowl. Melt the chocolate chips and butter in the microwave, stirring every 15 seconds to prevent burning.

Step 3

Once the butter and chocolate chips are melted, stir them well to combine.

Step 4

Add the sugar and mix well using an electric mixer or a whisk.

Step 5

Add in the eggs and mix well.

Step 6

Mix in Nutella and make sure it's fully combined.

Step 7

Add in the flour and mix well make sure there are no flour pockets in the batter.

Step 8

Transfer the batter into the baking pan and bake in the oven for 20 to 25 minutes. The edges should be set and the center would be just a bit jiggly.

Step 9

Let it cool for about 15 minutes before slicing.