In a bowl, with an electric mixer set on medium speed, beat room-temperature butter and sugar until smooth. Beat in egg yolks and vanilla. Stir or beat in flour until well blended. Flatten dough into a 1-inch-thick disk. On a lightly floured board, roll dough about 1/8 inch thick. Follow directions below to make cookies.
Ornaments
With a floured cookie cutter, cut ornament shapes from cookie dough.
Make an imprint in the center of each cookie by lightly pressing a star-shape cookie cutter into dough, making sure not to cut all the way through.
Use a drinking straw to poke a hole in each cookie.
Transfer to baking sheets lined with cooking parchment.
Bake in a 300 oven until golden, about 15 minutes.
Transfer cookies to racks to cool.
Serve when cool, or thread a ribbon through each hole, tie, and hang from a tree or in a window.
To make them special: Prepare cookies as above, but skip step With a small offset spatula, spread a thin layer of tinted Royal Icing on each ornament.
To make them spectacular: Follow directions above for special version; let icing dry. With a pastry bag fitted with a #2 plain tip and filled with icing, create raised accents.
Sprinkle sanding sugar over the still-wet piping, then tilt and tap cookie to remove excess.
Add drages.
Wreaths
With a floured 3- to 4-inch fluted-edge cookie cutter, cut out large circles from cookie dough. With a floured 1- to 2-inch cutter, cut out a circle in each cookie.
Transfer cookies to baking sheets lined with cooking parchment. Gather scraps, reroll, and cut out more wreaths.
Bake in a 300 oven until golden, about 15 minutes.
Transfer cookies to racks to cool.
Serve when cool, or thread a ribbon through each wreath and hang from a tree or in a window.
To make them special: With a pastry bag fitted with a #2 plain tip and filled with green Royal Icing, pipe "branches" onto the wreath. Or with a small offset spatula, spread a thin layer of tinted icing on each wreath.
To make them spectacular: Follow directions for special version; with a pastry bag fitted with a #2 plain tip and filled with red Royal Icing, apply "berries" to each wreath.
Sprinkle sanding sugar over the still-wet icing, then tilt and tap cookie to remove excess.
Cutout Cookies
With a floured square cookie cutter with a fluted edge, cut out 20 cookies from cookie dough.
Transfer to baking sheets lined with cooking parchment.
With smaller floured cookie cutters (we used a pear shape), cut out 20 top pieces from dough. If necessary, gather scraps, reroll, and cut out more top pieces.
Brush the back of each top piece with a little water and press gently onto squares.
Bake in a 300 oven until golden, about 15 minutes.
Transfer cookies to racks to cool.
To make them special: With a small offset spatula, spread a thin layer of tinted icing on each top piece.
To make them spectacular: Follow directions for special version; use a pastry bag fitted with a #2 plain tip and filled with Royal Icing to create dots and leaves. If desired, apply a bit of gold leaf while icing is still moist.
