Combine all ingredients except Nutella in a large mixing bowl and beat with an electric mixer for approximately 4 minutes until combined and smooth.
Pour mixture into the loaf pan. Drop the Nutella on top, placing the 4 tbsp in different places. Use knife and make figure eights until Nutella is swirled into batter. Place in the oven and bake for approximately 50-60 minutes until knife inserted comes out clean.
The nutrition information provided are only estimates based on an online nutritional calculator. This is not a comprehensive list of all the nutrients in the recipe (i.e., does not include vitamins, cholesterol, etc). I am not a certified nutritionist. Please consult a nutritionist or doctor for accurate information and any dietary restrictions and concerns you may have.