In a bowl of a stand mixer, cream together butter, the 2 sugars and vanilla.
Add in the egg and salt, then mix well.
Add the sifted flour and baking soda, then mix with a wooden spoon until just incorporated.
Toss in the chocolate chips and mix just to combine.
Put the sticky dough in a plastic wrap and place it in the freezer for about 1 hour or just refrigerate for more time.
Use an ice cream scoop or just form with hands walnut size balls. If it’s too sticky, put hands from time to time in water.
Place the balls in a baking sheet lined with parchment paper. Make sure to leave a distance between the balls as they will spread during baking.
Gently flatten the balls with fingers.
Bake in a 375°F preheated oven for about 12 to 15 minutes or until golden.
Let cool, then enjoy.