Yes, you can freeze a frittata. Wait until the frittata has cooled completely and cover with plastic and then tin foil and place into the freezer for up to three months.u003cbr/u003eu003cbr/u003eRemove the frittata from the freezer when you are ready to serve and let thaw in the refrigerator. Then, set the oven to 350ºF and bake for about 10 minutes.