Stir together flour, baking powder, sugar, cream of tartar, and salt

Cut in Shortening until mixture resembles coarse crumbs.

Make a well in the center, add milk all at once.

Stir just until dough clings together.

Knead gently on a lightly floured surface for 10 to 12 strokes.

Roll out to a 1/2 inch thick.

Place on an ungreased baking sheet.

Preheat oven to 450 degrees for 15 minutes.

Baked biscuits for 10-12 minutes or until golden.

Yields 20 biscuits