Cream butter, then cream in icing sugar
Beat in yolks, 1 at a time
Beat in 1 tsp Mexican vanilla blend (this is optional)
Fold in flour a little at a time, mix until completely combined
Divide into 4
Add in mocha flavoring (I might have said seasoning on the vlog hahahahah)
Scoop and roll onto non pareils
Flatten and bake for 10 mins on 350 F