Cream Butter with both sugar and vanilla till creamy.
Add in egg and mix well.
Add in flour, baking soda, salt and mix well.
Add in chocolate chips and gems.
Scoop this using a ice cream scoop into a baking tray.
Top with gems or m&m's, flatten this lightly.
Bake this for 10 mins. Remove this from oven and cool for 10 mins.
Serve warm.
Video
Notes
1)Never over bake the cookies. 2)Cookies will look soft when removing from oven. As it cools it gets harder. 3)Store cookies in an air tight container.