Preheat the oven to 350. Line baking sheets with parchment butter
Whisk together flour, baking soda, salt and ina bowl
In another bowl beat butter and sugars until light and fluffy
Beat in egg, yolk and vanilla until blended
Add flour mixture and beat just until combined
Fold in snickers chunks
Roll into 1 1/2 Inch balls, place 2 inches apart in prepared pan. Flatten tops slightly with the palm of your hand.
Bake just until golden about 12 to 15 minutes. Do not iverbake for chewy not hard cookies. Cool in pan 4 minutes then transfer to a rack to cool compleatly
