Nutella Stuffed Deep Dish Chocolate Chip Skillet Cookie (Pizookie)

INGREDIENTS

1/2 cup

(4oz/120g) butter (softened)

1/2 cup

(3.5oz/100g) lightly packed light brown sugar

1/3 cup

(3oz/90g) granulated sugar

2 tsp

vanilla extract

large egg

1 cup

(3.5oz/130g) flour ((all purpose or plain flour))

1/2 tsp

baking soda

1/3 tsp

salt

1/2 cup

dark/semi-sweet chocolate chips,

1/2 cup

nutella (melted (or this Refined Sugar-Free Nutella Spread!))