Combine the chocolate chips, pecans, and sugar in a medium-size bowl.
Add the egg white and mix well.
Using a cookie scoop, drop scoops of the cookie batter on a non-stick baking mat (or a well greased cookie sheet).
Bake for 11-12 minutes or until the edges are golden brown and cookies are set.
Allow the cookies to cool on the cookie sheet for 3-4 minutes.
Remove the cookies to wire racks to cool completely.
Store in an airtight container.
The calories shown are based on the recipe making 24 cookies, with 1 serving being 1 cookie. Since different brands of ingredients have different nutritional information, the calories shown are just an estimate.