Scones - cooking recipe

Ingredients

2 c. flour
1/2 tsp. salt
2 1/2 tsp. baking powder
1/4 tsp. baking soda
1/2 c. sugar
1 c. raisins or currants
1/2 stick margarine
1 egg, slightly beaten
1/2 c. sour cream
1/2 c. milk

Preparation

Note:
Add a dash of vinegar to the sour cream.