Note 1: Use unsalted butter that softens so it will cream easier.
Note 2: Have your egg at room temperature so they blend easily.
Note 3: Use care to measure flour correctly.
Note 4:Follow the directions as baking is not as forgiving as cooking.
Note 5: You can freeze the dough once it is rolled. Wrap well in plastic and place in a freezer-safe bag. They can be kept in the freezer for up to 3 months. When ready to bake, defrost, slice the cookies and bake according to the recipe.
I'm not a registered dietician, I do my best to provide the most accurate nutritional values. Any nutritional data I provide is an approximation. Actual dietary information can vary based on ingredients and portion sizes.