Instructions: Preheat oven to 350 degrees. Grease 9 inch tube pan with 2 teaspoons of butter; dust with cookie crumbs. Set aside. Combine flour and baking soda in small bowl; set aside.

In separate bowl, cream remaining butter and sugar until light and fluffy.

Add eggs, one at a time, beating after each addition. Beat in cardamom and cinnamon. Add flour mixture; beat until just combined. Add sour cream; beat until smooth. Pour batter into pan.

Bake until toothpick inserted in center comes out clean, about 50 minutes.

Let stand 5 minutes before turning onto wire rack. Cool completely. Dust with confectioners sugar.

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