Butter cookie crust

Butter cookie crust(for topping sweet bun)

Recipe(Ingredients)
100gm Sugar
70gm Butter
30gm Shortening
1tsp Salt
100gm Eggs
1tsp Vanilla essence
100gm Flour
1tsp Baking powder

Method
(1)Beat Sugar,butter,shortening,eggs,salt,vanilla essence into paste.
(2)Add in sifted flour and B.P into the mixture till look like a bread crumb.
(3)Add some crust on top of the uncook soft bun and bake till cook.