According to reports, the couple will also hold fire-and-ice-themed holiday bash, with cocktails, dancing and other fun stuff.
Cuoco and Sweeting got engaged in September, reported Us magazine.
"From day one I just knew immediately and it's been magic. We have all the same family friends. We grew up with the same people, we just never met. So I kind of feel that I've known him my whole life. I know that it seems a little crazy on paper, but it's what works for us," she said.