Prepare and roll-out cookie dough. For each treat, cut 1 cookie using largest snowflake cutter and 1 cookie using round snowflake cutter from Push 'N Print Set. Bake and cool cookies.
Tape tip 2 to outside of parchment bag; fill with melted candy. Pipe melted candy around outside edge of round cookie; roll in nonpareils. Use melted candy to fill in snowflake impression on round cookie and to pipe vein lines on snowflake cookie; let set. Attach cookies using melted candy.