Can the custard powder be replaced with cornstarch?

"Custard powder is custard powder, Can not replace. The composition of custard powder is very complex. It is a combination of bulking agent, stabilizer, food flavor, food coloring, milk powder, starch and filler. It is a food spice, so it is unrealistic to completely replace it. Many people say that cornstarch can replace custard powder, but in fact there is a difference between the two. No one can replace the other. Among the general ingredients, custard powder Just add a little, if not, you can add cornstarch in an appropriate amount. But it only plays the role of improving the internal structure and taste of the finished product, and it will not play the role of custard powder in terms of taste.