Brown Butter Chocolate Chip Skillet Cookie

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• 14 tablespoons unsalted butter (divided)
  Ingredient note

  Source: 14 tablespoons unsalted butter (divided)
• 1/2 cup white sugar
  Ingredient note

  Source: 1/2 cup white sugar
• 3/4 cup light or dark brown sugar (make sure the sugar is soft and not hard)
  Ingredient note

  Source: 3/4 cup light or dark brown sugar (make sure the sugar is soft and not hard)
• 1 each large egg
  Ingredient note

  Source: 1 large egg
• 1 each large egg yolk
  Ingredient note

  Source: 1 large egg yolk
• 2 teaspoons vanilla extract
  Ingredient note

  Source: 2 teaspoons vanilla extract
• 1 3/4 cup all purpose flour
  Ingredient note

  Source: 1 3/4 cup all purpose flour
• 1/2 teaspoon salt
  Ingredient note

  Source: 1/2 teaspoon salt
• 1/2 teaspoon baking soda
  Ingredient note

  Source: 1/2 teaspoon baking soda
• 1 teaspoon cornstarch
  Ingredient note

  Source: 1 teaspoon cornstarch
• 1 cup semi sweet chocolate chips
  Ingredient note

  Source: 1 cup semi sweet chocolate chips

1. Preheat oven to 375 degrees.
2. Add 10 tablespoons of butter to a small saucepan. Heat over medium high heat and cook until butter is golden brown and bubbly. Takes about 5 minutes.
3. Add the remaining 4 tablespoons of butter to a large bowl. Cut into cubes.
4. Add the melted butter to the cubed butter in the bowl and stir until melted.
5. Stir in both sugars, eggs and vanilla.
6. In a medium bowl combine flour, salt, baking soda and cornstarch.
7. Fold in the dry ingredients to the wet ingredients in two parts until incorporated. Do not over mix.
8. Fold in chocolate chips.
9. Spread into a cast iron skillet. No need to grease the pan. (Cast iron pans should already be seasoned.)
10. Bake for 20-25 minutes. Mine took exactly 20 minutes.
11. Serve warm with ice cream if desired!