Just login on browser using USA IP + Incognito window.

Go to rewards then redeem the pancoins for the one you want then copy the coupon code and use it easy peasy.

💗 Original Buttermilk Short Stack (3) = 3 PANCOINTS
💗 Fountain Drink = 3 PANCOINTS
💗 Original Buttermilk Full Stack (6) = 5 PANCOINTS

Replacement for invalid login or missing pancoins.