- Add 4 teaspoon instant coffee powder, 2 tablespoon sugar, and 2 tablespoon warm milk in a small mixing bowl. Mix until sugar is dissolved. Add 2 cups chilled milk, 1 tablespoon milk powder, 3-4 ice cubes, and the coffee mixture to the medium jar of a blender and blend for a minute. Pour the coffee into the glasses. Add the froth on top using a spoon. Sprinkle some coffee powder on top. Serve chilled.