INGREDIENTS
2 tbsp
butter, softened
2 tbsp
brown sugar
1 tbsp
sugar
1/4 tsp
vanilla
1
large egg yolk
1/4 tsp
baking soda
1/4 tsp
salt
4 tbsp
flour **
1/4 cup
chocolate chips
**Try 4 first and add more flour if the dough is too thin, my egg was really large so I needed at least 2 more TBS flour.