Preheat oven to 375 F.
Spray muffin pan with cooking spray.
Fit a round wrap into each cup; lightly spray each wrap.
Bake until golden brown (6-7 minutes).
Let shells cool; store airtight until ready to fill.
Combine sugar, cornstarch, and salt in a medium saucepan, stirring until blended.
Combine egg yolks and milk; stir into sugar mixture.
Bring to a boil over medium heat; cook 1 minute, stirring constantly.
Stir in butter and vanilla.
Pour into individual shells.
Cool for 30 minutes.
Garnish with fruit.