Peach crisp CAN be frozen! Any baked fruit crisp freezes well for up to 3 months. u003cbr/u003eu003cbr/u003eTo freeze, cool the peach crisp to room temperature, wrap it in many layers of plastic wrap and aluminum foil, and then freeze.u003cbr/u003e u003cbr/u003eWhen ready to eat, let it thaw in the fridge overnight and then reheat it in the oven at 350 degrees F for 15-20 minutes.