- 1¼ cups (284g) softened butter
- ½ cup (100g) firmly packed brown sugar
- ½ cup (96g) granulated sugar
- 1 egg, slightly beaten
- 1 teaspoon baking soda
- 1 teaspoon vanilla extract
- 1½ cups (190g) all-purpose flour
- 1 teaspoon salt
- 1 teaspoon cinnamon (optional)
- 3 cup McCann’s® Quick Cooking Rolled Irish Oats (not instant oats; may use another brand that you may have on hand)
- ¾ cup (115g/4oz) raisins
- ½ cup (60g/2oz) chopped walnuts*