Dairy Queen Ice Cream: 2 envelopes Knox gelatine 1/2 cup cold water 4 cups whole milk 2 cups granulated sugar 2 teaspoons vanilla extract 3 cups cream Soak Knox gelatine in cold water. Heat milk, but do not boil. Remove from heat and add gelatine, sugar, vanilla extract and salt. Cool and add cream. Chill 5 to 6 hours. Pour into a 4- to 6-quart ice cream machine and process as per manufacturer’s instructions.