1. Preheat your oven to 325°.
2. Line a baking sheet with parchment paper and set aside.
3. Melt your butter half way in the microwave.
4. Then, in the bowl of your stand mixer cream the butter with both of the sugars until smooth.
5. Add in the egg, egg yolk and vanilla and mix until completely combined.
6. Incorporate the flour, corn starch, baking soda and cinnamon on low until JUST combined.
7. Pour in your white chocolate chips and craisins and mix them in by hand with a rubber spatula or spoon until they are evenly distributed.
8. Chill your dough for about an hour before baking to ensure they will not run and will be nice and thick.
9. Once fully chilled, roll dough into balls about 1-2 tablespoons of dough each.
9. Place on your prepared baking sheet 1-1 ½ inches apart and bake for 11-13 mins.
*Don't overbake! Cookies may seem to be underdone, but they aren't. They will firm up as they cool.