Heat oven to 375°F; set out ungreased, unlined metal sheets. Beat butter and sugar 2 minutes until smooth and light.
Beat in egg, vanilla, and almond extract. Mix flour and salt just until smooth soft dough.
Load simple flower disc in cookie press. Press about 48 small cookies onto cool bare sheets, 1 inch apart; add measured sanding sugar.
Bake in three batches 7 to 8 minutes each until bottoms barely golden and ridges set. Fully cool empty sheets before pressing next batch.
Stand on sheets 2 minutes; gently lift with thin spatula and rack-cool.