Combine all ingredients into large bowl. Mix by hand until dough becomes ... not mixed well, shortbread will be floury). Pat into ... Cut into desired shapes.
Mix butter, sugar and vanilla until ... ungreased baking sheet 10 to 12 minutes. 3 1/2 to 4 dozen cookies. Do not use self-rising flour in this recipe.
Ingredients: 6 (flour .. oats .. soda .. vanilla ...)