Toward the end of the occupation, many ingredients became scarce, and didn't become abundant again until the return of Taiwan to the Republic of China brought improved living standards and an accompanying rise in consumer demand.
台灣光復後，物質來源日益豐足，人民生活水準日漸提高，大眾對食品的要求程度也逐年提高，郭欽定除了在原料及配方上，力求配合消費者在不同階段的喜好之外，更由於西風東漸，西點蛋糕漸有成為糕餅主流的趨勢，便又再度發揮苦心鑽研的精神，買來許多西點製作書籍閱讀研究。