Step 1

Drizzle the lemon juice over the apple slices.

Step 2

Place the water, brown sugar, granulated sugar, cornstarch, cinnamon and nutmeg in a large pan.

Step 3

Bring to a simmer, stirring occasionally.

Step 4

Bring the mixture to a boil and cook for 1 minute or until just thickened.

Step 5

Add the apples to the pan and stir to coat with the sauce. Lower the heat to medium and cook until the apples have softened, about 10 minutes.

Step 6

Add the butter to the pan and stir until it has melted.

Step 7

Cool the apple filling for 10 minutes, then transfer it to containers and refrigerate or freeze until you're ready to use it.