Step 1

Add apple to a large bowl and toss in lemon juice to keep from browning.

Step 2

Add the pineapple, mandarin oranges, grapes, coconut, and marshmallows and toss to combine.

Step 3

Stir in Greek yogurt, gently tossing to coat.

Step 4

Refrigerate for at least 4 hours prior to serving to allow the flavors to meld together. Serve chilled.