Heat oven to 350ºF. Beat butter and sugar in large bowl with electric mixer on medium speed until light and creamy (about 5 minutes) Stir in egg and vanilla extract, add dry ingredients and combine.
Add dough to cookie press and make the shapes that you like. Add your decorations (sprinkles, non perils, etc.)
Bake 8-10 minutes until edges are set, but not brown. **These cookies bake fast!