Lodge logic Cast iron cookware (especially 12" skillet and 9 quart dutch oven)
Ebleskiver pan (fun for all ages!)
KitchenAid Mixer attachments (if they have a kitchen aid mixer)
KitchenAid immersion blender (highest rated one I could find)
Homemade simple syrups (we make peppermint and vanilla and sometimes give them out as gifts)
Cookbooks that also serve as nice coffee table books (e.g. Alinea cookbook or anything by Thomas Keller)
That weird tube you roll garlic in to remove the skin (forgot the name)