Method
1. Pre-heat oven - 190°C
2. Add brown sugar, unsalted butter, caster sugar and vanilla extract to a clean large mixing bowl
3. Beat butter mixture until creamy
4. Add egg one by one while mixing
5. Add all purpose flour, baking soda and salt to the large mixing bowl
6. Mix gently until combined
7. Add chocolate chips and walnuts and mix
8. Prepare a clean, ungreased baking sheet
9. Scoop dough onto the baking sheet
10. Bake - 9 min, 190°C
11. Let cool - 2 min
12. Transfer onto cooling rack and let cool