The short answer in 40 degrees Fahrenheit. The long answer is much more fun though so I will start by talking about freezing semi solids then move to refrigeration mechanics then move to thermodynamics within the refrigeration space. I promise to leave the math out of it. The first things to freeze in your refrigerator are the thing high in sugar. Anything viscous jam, berries etc. Of course, you will also see your leafy greens wilt. Damage or ice crystals in these products i