Preheat oven to 375 degrees.
Mix together the flour and baking soda and set aside.
Cream butter and both sugars together.
Beat in the pudding mix until blended.
Add the eggs one at a time, mixing well after each addition.
Blend in the flour mixture gradually just until combined.
Stir in the chocolate chips. Cover and refrigerate for about 2 hours before baking; refrigerate between baking batches.
Drop by rounded spoonfuls onto ungreased cookie sheets.
Bake for about 8-10 minutes or until edges are golden brown. Allow to sit on the cookie sheet for 2-3 minutes to allow to finish setting up.
