The quality of Siete Foods products has reportedly plummeted since Pepsi acquired the beloved family-owned company for a massive $1.2 billion. Loyal shoppers are taking to social media to scream betrayal, claiming the grain-free chips and tortillas they relied on are now virtually unrecognizable. This is truly awful news for anyone dealing with dietary restrictions. Siete built its entire reputation on offering grain-free, allergy-friendly stapl…