Preheat oven to 375°F (190°C) and line a baking sheet with parchment paper.
Roll out your dough onto your parchment paper, pinch seams together
Spread pesto evenly across the surface, leave a small border around the edges.
Sprinkle chicken and spinach over the pesto, then sprinkle the cheese.
Roll it up tightly into a log (like a jelly roll).
Slice into 1-inch thick pinwheels and lay them flat on the baking sheet.
Bake for 12–15 minutes, or until golden brown and cheese is melted.
Cool slightly before serving to your toddler.