Cream butter and sugar until creamy. Add flour and vanilla. Add ground almonds and mix. Chill for about 1-2 hours.
Mold small amount of dough around each kiss, completely covering the chocolate. Place in ungreased baking sheet and bake at 300°F for 14-18 minutes. Halfway through baking reverse the baking sheet. Cool cookies slightly and roll warm cookies in a plate of confectioners sugar.
Watch these cookies carefully as they bake. The bottom of the cookie should only be lightly brown.