ICE CREAM IN A CAN If you want to know how to make ice cream in a can then we have all the instructions you need right here. Add your favourite flavours and get the kids shaking with this cool science experiment. Ingredients 3/4 cup (180ml) milk 3/4 cup (180ml) cream (pouring) 1/4 cup (60g) caster sugar 1 tsp vanilla extract You will also need:1 large coffee can (with a resealable lid) 1 smaller can (I used a 190g cocoa tin) 2 cups rock salt crushed ice Method Gather all ingredients together. Place the milk, cream, sugar and vanilla into the smaller tin. Seal. Place the smaller tin into the larger tin and fill with ice to halfway up the side. Sprinkle one cup of rock salt over the ice. Fill ice to the top and pour remaining cup of salt over the top. Tap container firmly on the bench to settle contents and seal with lid. Shake well for 20 minutes. You may have to add more ice to the container at the halfway mark. To stop your hands from freezing you can cover the outside of the tin with a tea towel. You can eat this right away or pop it into the freezer for later.