Thin and Crisp Chocolate Chip Cookies

INGREDIENTS

2 cups

flour

1 1/2 tsp

salt

3/4 tsp

baking soda

1 cup

butter, softened

1 cup

white sugar

2/3 cup

brown sugar

2 tsp

vanilla extract

eggs

6 oz

good quality milk chocolate, chopped finely with a knife (I buy a lindt milk chocolate bar)

3/4 cup

finely chopped walnut pieces (optional)