Preheat the oven to 350°F (175°C). Line a baking sheet with parchment paper.
Combine the sliced apples, half of the sugar, and cinnamon in a mixing bowl. Toss until the apple slices are evenly coated and set aside to macerate for 10 minutes.
2 medium tart apples
In a separate bowl, whisk together the flour and remaining sugar until well combined.
2 medium tart apples
Add the apple mixture to the dry ingredients, gently folding until a dough forms. The mixture should hold together but remain slightly sticky.
2 medium tart apples
Using a spoon or cookie scoop, portion the dough onto the prepared baking sheet, flattening slightly with the back of the spoon. Bake for 18-20 minutes, until the edges are golden brown and the centers are soft.
2 medium tart apples
Remove from oven and let cool slightly. Serve warm or at room temperature, with the edges crisp and the interior tender and moist.