Page 10 - MidWeek - July 13, 2022
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10 MIDWEEK JULY 13, 2022
 JThe Inside Scoop On Easy-to-make Ice Cream
uly is National Ice Cream It’s really about chemistry and small droplets of a liquid are utes. Shaking the bag spreads You will often see them hold- Month — and food craft- the physical changes of the in- spread throughout another liq- the ice crystals, fat molecules ing workshops at schools and ing is still crafting! I’ m gredients used. You’ll be mix- uid. This ice cream recipe calls and air in the ingredients. at community events. They
   happy to be able to share this ing ingredients together, like for you to place the mixture in The more you shake the bag know how to make learning
easy recipe that I got from HouesMart’s Hardware Sci- ence Hawai‘i team.
sugar and milk, and physical change is like when the sugar melts into the milk.
1. In the quart-size freezer Ziploc bag, combine and mix whole milk, heavy whipping cream, sugar
a bag, which goes into anoth- er bag filled with ice and rock salt. The salt helps to lower the temperature of the ice. You will need to shake the bag vig- orously for at least five min-
Take the gallon-size freezer
Ziploc bag and add in a handful of ice cubes and a 1/2 cup of the salt.
the more air gets in — which makes for creamier ice cream. If you like this recipe, check out Hardware Science Hawai‘i at hardwarescience- for more projects.
3. Place the quart-sized bag with the liquid mixture into the
gallon-sized bag with the ice. Add in the rest of the ice and salt. Seal the gallon-sized bag.
fun and memorable.
Now, for the fun part. Enjoy
Wrap the bag in a hand towel
   But before we make and eat our ice cream, let’s learn about the science of making it.
Scientists will tell you that ice cream is an oil-in-water emulsion. Emulsion is when
your ice cream while you’ re crafting and if anyone asks, just tell them you’ re doing a science experiment.
               SUPPLIES AND TOOLS:
• 1/2 cup whole milk
• 1/2 cup heavy whipping cream •1/4 cup sugar
• 1/2 teaspoon vanilla extract
• 1 cup ice cream salt or rock salt • ice cubes, enough to fill 3/4
of a gallon-size Ziploc bag
• quart-size freezer Ziploc bag • gallon-size freezer Ziploc bag • spoon, for mixing
• hand towel
Note: You can add extra flavors.
Use chocolate or strawberry syrup in place of the vanilla extract. You can add fresh fruit, as well. Just keep in mind that there is already sugar in the mixture so you will want to add in flavorings that are sugarless or have very little sugar.
and vanilla extract. Seal the bag, mak- ing sure to push out any excess air.
and shake the bag vigorously and consistently for five minutes.
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