Easy Hazelnut Brownies - Manitoba Egg Farmers

Ingredients

• 1/3 cup (80 mL) butter, softened
• ½ cup (125 mL) brown sugar
• 1 ¼ cup (300 mL) Nutella hazelnut spread, divided
• 2 large eggs
• 3/4 cup (175 mL) all-purpose flour
• 1/2 tsp (2 mL) baking powder
• 1/4 tsp (1 mL) salt
• 1 tsp (5 mL) vanilla
• 1/2 cup (125 mL) semi-sweet chocolate chips (optional)
• sea salt, optional garnish