How Long Does A Homemade Ice Cream Last. The shelf life of ice cream depends on a variety of factors such as the best before date the preparation method and how it was stored. This is probably the most common at-home ice cream conundrum.
If you find that after 15 to 20 minutes your ice cream still isnt a soft serve consistency you might not be able to get it to thicken further in the ice cream machine. So I looked around and found the answer at the FDA website. Based on sensory iciness perception ice cream stored at -10C 14F has a shelf life of about 1 week whereas storage at -20C -4F and -25C -13F give a shelf life of about 10 and 40 weeks.
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Store the ice cream sandwiches tightly wrapped in plastic wrap in the freezer for up to 2 weeks. The site below ice cream science goes into great detail on ice crystallization with this final conclusion. Ice cream takes a while to churn about 15 minutes in most ice cream machines that we use at home. How long do homemade ice cream sandwiches last.