Original Toll House Cookies

1 cup softened butter or shortening (228g)
3/4 cups white sugar (165g)
3/4 cup brown sugar (178g)
1 tsp vanilla
2 eggs, beaten (96g)

Mix well and then add:

2-1/4 cups flour (312g)
1 tsp baking soda
1 tsp salt
12 oz package chocolate chips (2 cups)
1 cup coarsely chopped nuts (Optional)
For into small balls and drop onto greased cookie sheet.

Bake at 375 degrees, 8-10 minutes.