Ingredients

1 1/2 cups sugar

1 tsp. baking soda

1 cup salted butter

2 large eggs

1/4 tsp. salt

2 tsp. cream of tartar

1/2 tsp. vanilla extract (optional)

2 3/4 cups flour

3 tbsp. sugar

3 tsp. cinnamon, or to taste

Preparation

Preheat oven to 400 degrees.

Mix sugar, baking soda, and butter in a large bowl

Stir in eggs, salt, cream of tartar, and vanilla, if desired.

Add flour in two batches, mixing until just incorporated.

Chill for two hours

Roll dough into walnut-sized balls and then roll in the cinnamon and sugar.

Place balls two inches apart on an ungreased baking sheet and bake for 8-10 minutes, or until lightly tinged with gold. Chill the batter in between batches.