Always zest your limes before cutting and juicing them—the zest adds concentrated flavor that bottled juice cannot replicate, giving these cookies their signature bright, tropical taste.

Refrigerate the dough for at least 30 minutes before baking to prevent spreading and achieve the chewy, soft center while maintaining defined cookie edges.

Fold in the golden cake mix gently at the end to avoid overworking the batter, which keeps cookies tender and prevents them from becoming dense or cake-like.

Use neutral-flavored oils like vegetable or coconut oil instead of butter for extra moisture and chewiness, which complements the tropical lime profile perfectly.

Remove cookies from the oven when edges are set but centers still look slightly underdone—they'll continue cooking as they cool, resulting in that coveted chewy texture.