Cream butter and sugar until fluffy. Stir in the salt, vanilla, eggs and cream. Beat for 2 minutes.
Add flour, sifted together with baking powder. Blend well.
Press the dough through a pastry bag in 2-inch lengths about ½ inch apart on greased cookie sheets. With the pastry bag force a topping onto each strip or finger.
Bake 15 minutes in a preheated 350° oven.