Get out a large bowl
Soften 2 sticks of butter
Pour the 2 sticks of butter into the large bowl
Pour the 1 cup of sugar into the large bowl
Get out a hand mixer
Plug in the hand mixer
Cream the butter and sugar on medium-high till mixed, or 3 minutes
Turn off the hand mixer
Add the 1 tablespoon of vanilla to the large bowl
Add the 1 egg to the large bowl
Use the hand mixer to mix the ingredients
Mix ingredients in the large bowl until light and fully, about 3 minutes
Turn off the hand mixer
Add 2 teaspoons of baking powder to the large bowl
Add the 3 cups of flour to the large bowl
Mix the flour and baking powder into the large bowl
Use the hand mixer to mix until all ingredients are combined
Turn off and unplug the hand mixer
The dough should be firm, not dry or crumbly