Heat oven to 375°F.

Beat margarine and sugars until creamy. Add egg and vanilla; beat well. Add combined flour, baking soda, salt, and nutmeg; mix well; stir in oats; mix well. (Add raisins and mix well.)

Drop dough by rounded tablespoons onto ungreased cookie sheet.

Bake 8 to 9 minutes for chewy cookie or 10 to 11 minutes for a crispy cookie. Cool 1 minute on cookie sheet before removing to wire rack. Cool completely.

Stored tightly covered.

Bar cookies: Press dough onto bottom of ungreased 12x9-inch baking pan. Bake 25 to 30 minutes or until light golden brown. Cool completely; cut into bars. Store tightly covered. About 2 dozen.