Add apples and stir. Bring to medium-high heat and, stirring frequently, cook until apples have softened, 7 – 10 minutes. Reduce heat to low and, stirring often, cook until thick and gooey, 1 – 2 minutes.
Dip your finger into the water, and run it along all of the wrapper edges. Starting 1/2 inch from the bottom, place about 1/3 cup pie filling along the bottom half of each wrapper, leaving a 1/2-inch border on the sides.