Old Fashioned Sugar Cookies - cooking recipe

Ingredients

1/2 c. shortening
1 c. sugar
2 egg yolks
1/2 c. sour milk (1/2 tsp. vinegar to 1/2 c. milk)
4 1/2 to 5 c. flour
1/2 tsp. soda
1 tsp. vanilla

Preparation

Cream fat and sugar.
Add egg yolks.
Add milk and dry ingredients alternately.
Bake at 450\u00b0 for about 8 or 9 minutes.