Traditional "flavors" are mimicked using raspberry jam (Spicy), vanilla pudding (Sweet), or even savory fillings.
One of the most reliable ways to get Poffins without paying is through AR Mapping Field Research . By scanning specific PokéStops with your camera, you are often rewarded with a Poffin as a reward. Real-World Poffins: Making the Official Sweets poffins pokemon go
The distance required to earn Candy is cut in half. vanilla pudding (Sweet)
A on how to get your buddy excited without using a Poffin. poffins pokemon go