Chocolate Chip Gooey Skillet Cookie - Boy.eatsworld

Ingredients

• ¾ cup 3/4 cup unsalted butter
• 1 cup brown sugar
• ¼ cup caster sugar
• 1 egg + 1 egg yolk (room temperature)
• 1 tbsp vanilla extract
• ¾ cup all purpose flour (not sifted)
• ¾ tsp baking soda
• 1 tsp sea salt
• 1 cup dark chocolate (roughly cut into big pieces)
• 1 cup milk chocolate (roughly cut into big pieces)
• 1 cup chocolate chips (as an alternative to chocolate bars. use either 2 cups bar roughly cut or 1 cup chips not both)