01 -
Cool the evaporated milk, mixing bowl and whisk in the refrigerator for about 2 hours (or 30 minutes in the freezer).
02 -
Place crushed graham crackers in the bottom of dessert glasses or mini jars, using 1-2 heaping teaspoons per 4-ounce jar. Set aside.
03 -
Using an electric whisk, combine the chilled evaporated milk with sugar in a large bowl for 2 minutes, until frothy.
04 -
Slowly drizzle in lemon juice while continuing to whisk for another 1-2 minutes, until mixture expands in size and becomes thick and fluffy. Fold in the lemon zest.
05 -
Spoon the lemon mousse over the graham cracker base in each container. Transfer to freezer and freeze for at least 2 hours before serving.
06 -
Before serving, garnish with fresh lemon slices and an optional sprinkle of additional crushed graham crackers.