Cream together butter and sugar until light and fluffy; add egg and vanilla and beat well. Sift together flour, baking powder, baking soda, salt, nutmeg and cinnamon; add to creamed mixture alternately with sour cream beginning and ending with dry ingredients. Fold in raisins, nuts and oatmeal. Drop by teaspoon on buttered baking sheet; baking at 425 degrees for 8-10 minutes; remove to wire racks to cool.
Yield: 4-5 dozen