Heat oven to 350 degrees. In a large bowl, beat butter and sugars together on medium speed of an electric mixer until creamy.

Add eggs and vanilla; beat well.

Add combined flour, baking soda, cinnamon and salt. Mix well.

Add oats and raisins; mix well.

Form dough by rounding tablespoonfuls onto a greased cookie sheets. Bake 8-10 minutes or until light golden brown.

Cool 1 minute on cookie sheets. Remove to wire rack. Cool completely. Store tightly covered.