Ingredients:

  • 1 cup (226g) unsalted butter, softened
  • 3/4 cup (150g) brown sugar, packed
  • 1/4 cup (50g) granulated sugar
  • 1 large egg
  • 1 teaspoon vanilla extract
  • 2 1/4 cups (280g) all-purpose flour
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon salt
  • 1 cup (170g) semi-sweet chocolate chips
  • 1/2 cup (85g) chopped nuts (optional)

Instructions:

  1. Preheat the oven to 350°F (175°C). Grease or line the baking pan.
  2. In a mixing bowl, cream together the softened butter, brown sugar, and granulated sugar until light and fluffy.
  3. Add the egg and vanilla extract; mix until fully combined.
  4. In a separate bowl, whisk together the flour, baking soda, and salt.
  5. Gradually add the dry ingredients to the wet mixture; mix until just combined.
  6. Fold in the chocolate chips and nuts (if using).
  7. Spread the batter evenly into the prepared baking pan.
  8. Bake for 20-25 minutes or until the edges are golden and a toothpick inserted in the centre comes out with a few moist crumbs.
  9. Let cool in the pan for about 10 minutes before transferring to a wire rack to cool completely.
  10. Cut into squares and serve.