Load up your large sized Kong with whatever your dog is into and throw it in the freezer
https://youtube.com/shorts/9JULoJBj77Y
Layer Height: 0.2mm
Nozzle Size: 0.4mm
Infill: 10%
Printer: Ender 3 V2
Filament: 1.75mm Tangerine Orange Food Safe PLA https://filaments.ca/products/true-food-safe-pla-tangerine-orange-1-75mm?_pos=4&_sid=1dfbfef33&_ss=r