Try this Sour Patch Kids Cupcakes recipe, or contribute your own.
Cooling baked cupcakes completely on a wire rack before applying any butter-based frosting prevents the fat from melting and sliding off the crumb. Achieving proper emulsion in the eight-cup powdered sugar buttercream requires beating the softened butter and vanilla for a full five minutes until pale and fluffy before incorporating the dry ingredients incrementally. When scaling this recipe up for larger gatherings, maintain a strict 4-to-1 ratio of powdered sugar to softened butter by weight to preserve structural integrity.
Unfrosted cupcakes tolerate freezing for up to two months when wrapped tightly in plastic wrap and stored inside an airtight container. Thaw frozen components overnight in the refrigerator before decorating. The finished sugar and citric acid dust absorbs ambient moisture quickly, so apply the topping no more than two hours prior to serving.