Wendy’s is bringing back its discontinued Sweet and Sour sauce after customers begged for its return. Fans took note when the condiment was quietly taken off the fast-food chain’s menu in September, demanding for it to be brought back. In a December Instagram post, Wendy’s confirmed that the Sweet and Sour sauce would eventually return by posting a meme about the constant customer request. Finally, in a Monday press release, Wendy’s revealed that the dip was available again in U.S. restaurants. “Thousands of social media comments. Countless posts and tags. An undeniable wave of fan passion demanding one thing: the return of Wendy's Sweet and Sour dipping sauce,” the company wrote. However, Wendy’s noted in a recent Instagram post that the sauce would only be back for a limited time — unless customers “get loud.” Wendy’s Sweet & Sour sauce is available in US restaurants for a limited time (The Wendy's Company) “Go get the sauce in-restaurant + like, comment and share this post to save it.…