In a large bowl, cream the butter, cream cheese and brown sugar until light and fluffy. Beat in orange peel and extract. Combine flour and salt; gradually add to creamed mixture.
Using a cookie press fitted with the disk of your choice, press cookies 1 in. apart onto ungreased baking sheets. Sprinkle with colored sugar. Bake at 375° for 6-9 minutes or until lightly browned. Cool for 2 minutes before removing to wire racks. Yield: about 5-1/2 dozen.