What you will need:

• 1 cup butter, softened
• 1 cup brown sugar
• 1 half cup regular sugar
• 2 eggs
• 1 teaspoon vanilla
• 1 and 1 half cups all purpose flour
• 1 teaspoon baking soda
• 1 teaspoon cinnamon
• 3 cups oats
• 1 or more cups of raisins

Directions

1. Heat oven to 350 degrees
2. Beat together butter and sugars till creamy. 
3. Add eggs and vanilla; beat well.
4. Add flour, baking soda, and cinnamon.
5. Stir in oats and raisins; mix well
6. Drop round balls of dough on a cookie sheet.
7. Bake for 10 to 12 minutes or until golden brown.
8. Cool for two minutes.