| 1/2 cup (1 stick) unsalted butter, room temperature |
| 1 8 1/2-ounce package almond paste, broken into pieces |
| 2 tablespoons grand marnier or other orange liqueur |
| 1 1/2 teaspoons grated orange peel |
| 1/4 teaspoon almond extract |
| 2/3 cup all-purpose flour |
| 1/2 teaspoon baking powder |