Dad's Chocolate Chip Cookies

2 cups butter, softened
2 cups sugar
2 tsp. vanilla
4 eggs

Cream.

Add:

4 1/2 cups flour
2 tsp. soda
1 1/2 tsp. salt
1 bag milk chocolate chips (I love the larger Ghirardelli chips)

Mix. Bake at 35o for 10 minutes or until golden brown.