01 - Preheat the oven to 350°F. Line two baking sheets with parchment paper.
02 - Whisk together flour, baking soda, salt, and cinnamon in a medium bowl. Set aside.
03 - Beat butter, brown sugar, and granulated sugar in a large bowl until light and fluffy, about 2 minutes.
04 - Beat in eggs one at a time. Add vanilla extract and orange zest, mixing until well combined.
05 - Gradually add flour mixture to wet ingredients, mixing just until incorporated.
06 - Stir in oats, cranberries, and raisins until evenly distributed throughout the dough.
07 - Drop rounded tablespoons of dough onto prepared baking sheets, spacing 2 inches apart.
08 - Bake for 11-13 minutes until edges are golden and centers appear set.
09 - Let cookies rest on baking sheet for 5 minutes, then transfer to wire rack to cool completely.