Question: how many cups is 5 oz of evaporated milk?
Answer: Evaporated Milk Conversions for Varying Amounts of Milk Evaporated milk comes in 5-ounce or 12-ounce cans. So, to reconstitute a whole can simply add 5 ounces or 12 ounces of water, depending on whether you have a small or large can. Five ounces is actually 5/8 cups.