Question: what materials are needed to make ice cream?
Answer: 1/2 cup milk. 1/2 cup whipping cream or heavy cream. 1/4 cup white sugar. 1/4 teaspoon vanilla extract. 1/2 to 3/4 cup sodium chloride (NaCl) aka table salt or rock salt. 2 cups ice. 1-quart Ziploc bag. 1-gallon Ziploc bag.