Uncle O’Grimacey is Grimace’s Irish uncle and every March, around St. Patrick’s Day, he delivers Shamrock Shakes in McDonaldland.
2 cups vanilla ice cream
1 1/4 cups low-fat milk
1/4 teaspoon mint extract (not peppermint)
8 drops green food coloring
Combine all the ingredients in a blender and blend on high speed until smooth. Stop the blender to stir with a spoon if necessary to help blend the ice cream.
Pour into two 12-ounce cups.