"Light" Pound Cake - cooking recipe

Ingredients

vegetable cooking spray
2 1/2 c. plus 1 tsp. sifted cake flour, divided
2/3 c. sugar
1/2 c. margarine, softened
3 egg whites or 1/2 c. frozen egg substitute, thawed
1 Tbsp. plus 1 tsp. vanilla extract
1/2 tsp. almond extract
3/4 tsp. baking soda
1/4 tsp. salt
1 (8 oz.) carton low-fat vanilla yogurt

Preparation

Coat bottom and sides of an 8 1/2 x 4 1/2 x 3-inch loaf pan with cooking spray; dust with flour.
Set aside.