TEXAS TOFFEE is a candy store in Plano. “The root of toffee is butter, sugar and nuts,” says owner Koree Webb. “So, I have three different kettles, which is quite an upgrade from the way we used to do it by hand. The kettles really help us cook and we have people come in just to see the process. We have to watch the temperature very close because toffee and any candy can burn quite easily...