Preheat oven to 300 degrees F.
Add softened butter to mixer bowl and beat at low speed until smooth, add sugar and beat at medium speed about 2 minutes. Add vanilla bean seeds and mix until combined. Add flour 1/2 cup at a time, beating at medium speed until incorporated.
Shape dough into a disc and place on a lightly floured surface. Lightly flour the top of the dough and roll to about 1/4 inch thickness.
Using a 3 inch cookie or biscuit cutter, cut into circles and carefully place on a lined baking sheet about 2 inches apart.
Re-roll dough as needed.
*My batch made 24 cookies.
Bake for 25 minutes or until golden brown. Cool on baking sheet.