01 - Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 - Whisk oats, flour, baking soda, salt, turmeric, cinnamon, ginger, black pepper, and cardamom in a medium bowl until evenly blended.
03 - Beat softened butter, brown sugar, and granulated sugar in a large bowl until light and fluffy, about 2-3 minutes.
04 - Add eggs one at a time, mixing well after each addition. Stir in vanilla extract until incorporated.
05 - Gradually mix dry ingredients into wet ingredients on low speed until just combined. Avoid overmixing.
06 - Gently fold golden raisins and chopped nuts into dough until evenly distributed.
07 - Drop tablespoon-sized dough balls onto prepared baking sheets, leaving 2 inches between cookies.
08 - Bake 10-12 minutes until edges are golden brown and centers appear set but slightly soft.
09 - Let cookies rest on baking sheet 5 minutes, then transfer to wire rack to cool completely.