Ingredients

  • 1 14 cups flour
  • 12 teaspoon coarse salt
  • 14 teaspoon baking soda
  • 7 teaspoons unsalted butter, room temperature
  • 14 cup granulated sugar
  • 14 cup packed light brown sugar
  • 1 large egg, room temperature
  • 1 teaspoon pure vanilla extract
  • 3 tablespoons sour cream
  • 34 cup semi-sweet chocolate chips
  • 34 cup milk chocolate chips

Method

  • Preheat oven to 350F
  • Whisk together flour, salt, baking soda.
  • Beat butter and sugars with a mixer on medium-high speed until pale and fluffy, 3-5 minutes.
  • Beat in egg and vanilla.
  • Reduce speed to low.
  • Add flour mixture in 2 batches, alternating with sour cream, and beat until just combined.
  • Stir in chocolate chips by hand.
  • Cover and freeze for 10 minutes.
  • Using a 1 1/2 -inch ice cream scoop or a tablespoon, drop dough onto a baking sheets lined with parchment, spacing about 2-inches apart.
  • Flatten slightly.
  • Bake until centers are set and cookies are a pale golden brown, 12-14 minutes.