Nutella and Salted Caramel Stuffed Double Chocolate Chip Cookies

INGREDIENTS

1/2 cup

butter

1 1/2 cups

light brown sugar

1/2 cup

cocoa powder

eggs

1/4 tsp

salt

3/4 tsp

baking powder

2 cups

all-purpose flour

3 1/2 oz

milk or dark chocolate chips

flaky salt/ fleur de sel/ maldon salt (, for sprinkling)

approx. 1/2 cup ((8 tbsp) nutella)

x recipe for Salted caramel ((see notes for recipe) OR 15-16 caramel-filled chocolates)