Measure butter shortening 2 cups sugar egg liqueur almond extract and 2 cups flour into a large mixer bowl Blend 12 minute on low speed scraping bowl constantly Beat 1 minute on medium speed scraping the bowl occasionally Stir in remaining flour
Knead until smooth Shape 1-inch pieces of dough into crescent shapes
Place 1-inch apart on ungreased baking sheet
Bake until cookies are light brown on bottoms 15 to 20 minutes Sprinkle powdered sugar on cookies while hot
Cool on wire racks Flavor mellows after 2 or 3 days Store cookies in airtight containers at room temperature no longer than 9 days or in freezer no longer than 2 months