Fill a mixing bowl with ice and water and set this next to the stove. (thekitchn.com)
Add all the ingredients into an ice - filled mixing glass, stir then strain into a chilled coupe glass and garnish with an orange peel. (totalpolitics.com)
Instant vanilla pudding mix can be equally substituted for the pastry cream filling mix, though the flavor will not be quite as rich. (kingarthurflour.com)