How much ice for a party

Ice planning goes wrong because people estimate for the party rather than for the drink. Start at the glass instead. A 12 to 16 oz tall drink built over a full charge of cubes holds roughly 8 to 10 oz of ice, which is about half a pound. A rocks drink over one large cube uses a little less. A shaken drink uses ice twice - once in the tin, which is then discarded, and again if the drink is served over fresh ice - so a shaken drink on the rocks can use three quarters of a pound on its own.

Multiply by drinks rather than by hours. Most guests have two to three drinks across a normal evening, which puts you at a pound to a pound and a half each. That is where the standard figure comes from, and knowing its derivation is what lets you adjust it: a crowd drinking tall highballs all night needs more, a crowd drinking two glasses of wine each needs almost none.

The bottle-chilling column is the one that catches people out, and it is not a per-person figure at all - it is a per-container figure. A tub of bottles needs enough ice to surround them, not to sit under them, which means roughly as much ice by volume as bottles. Budget that separately and never take it out of the drinks ice.

These are planning figures derived from the volumes above, not measurements. If you have hosted the same group before, your own memory of when you ran out is better data than any table.

Drain the meltwater. Ice sitting in water melts dramatically faster than ice sitting on a grid above it, because water transfers heat into the cubes far more efficiently than air does - and wet cubes also fuse into a single block, which you then have to break up and which melts faster once broken. A bucket with a channeled drainage base is the single most useful piece of party ice equipment there is. Best ice buckets ranks them on exactly that feature.

Refill little and often. A bucket filled to the brim at the start of the evening spends three hours melting while nobody is pouring; a bucket refilled in cup-sized amounts every half hour keeps the reserve in the freezer where it belongs. Keep the bulk in bags in the freezer and treat the bucket as a service container, not a store.

Pre-chill the glasses and the bucket. A room-temperature glass takes its first heat out of your ice, and so does a room-temperature bucket - a stainless bucket straight from a cupboard will melt a visible amount of the first fill just reaching equilibrium. Five minutes in the freezer for the bucket, and glasses chilled in advance if there is room. How to chill a cocktail glass covers the fast methods.

A fourth, if you have the freezer space: bigger cubes. A large cube has far less surface area per unit of volume than a handful of small ones, so it survives much longer in the same glass. For a party that is a trade against speed of chilling, but for spirit-forward drinks it is strictly better. Best clear ice molds is the equipment and how to make clear ice is the method.

Read the two numbers on any countertop machine as a pair: daily output and bin size. Output of 38 to 60 lb per day sounds like party capacity, and it is - spread over 24 hours. Bin size of 3 to 3.5 lb is what is available at any given moment. A machine is therefore a tap, not a tank, and treating it as a tank is how a host ends up with an empty bucket at nine o'clock.

The way to use one for a party is to run it the day before and bag the output into the freezer, then let it keep producing during the evening as a top-up. App scheduling makes that easier, which is a genuinely practical reason to pick a machine that has it. Best nugget ice makers and best countertop ice makers compare the output figures across the category.

And match the ice type to the drinks. Nugget ice is soft and chewable and dilutes fast by design, which is right for tall sodas and highballs and wrong for anything served over a single rock. If your party is old fashioneds, buy or make clear cubes and use the machine for the mixers. Clear ice vs nugget ice covers the difference and best ice crushers covers the third texture.

If you are buying bagged ice instead, buy it as late as you reasonably can and keep it in a cooler rather than a freezer - a domestic freezer opened repeatedly all evening is worse at holding a large mass of ice than a closed insulated cooler is.