What Are the Three Ingredients in Cocktail Meatballs?
                                
                                
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                                    4 min read                                
                            
                                The iconic slow-cooker cocktail meatball recipe, which gained popularity in the 1960s, is a nostalgic party staple for a reason. This ridiculously simple and crowd-pleasing appetizer famously relies on just three ingredients: frozen meatballs, grape jelly, and chili sauce.