INGREDIENTS
•
About 1 cup (1/2 lb.) butter or margarine at room temperature
•
1 cup sugar
•
1 large egg, separated
•
3 tablespoons almond-flavored liqueur, such as amaretto, or 1 tablespon almond extract
•
2 teaspoons grated orange peel
•
About 2 cups all-purpose flour
•
1/2 teaspoon baking powder
•
1/4 teaspoon salt
•
1 1/4 cups sliced almonds