Banana-Walnut Scones - cooking recipe

Ingredients

3 c. all-purpose flour
1/2 c. packed brown sugar
2 tsp. baking powder
1/2 tsp. salt
1/4 tsp. baking soda
3 Tbsp. chilled margarine or butter
1/4 c. low-fat buttermilk
1 tsp. vanilla extract
1 lg. egg or 2 lg. egg whites
1 c. mashed, ripe banana (about 2 medium bananas)
Cooking spray
1/3 c. walnuts, coarsely chopped
1 Tbsp. brown sugar

Preparation

Preheat oven to 400.