Apple Pie in a Jar

10 C water
4 1/2 C granulated sugar
1 C sieved cornstarch
2 t ground cinnamon
1/2 t nutmeg
1 t salt
3 T lemon juice
Peeled and slice apples: enough to fill 7 quart jars
1. Make syrup: Put water in a large heavy pot and stir in sugar, cornstarch, cinnamon, nutmeg, and salt. Bring to a boil, stirring constantly, and continued boiling until syrup is thick and bubbling. Add lemon juice.
2. Fill mason jars with sliced apples. Cover with syrup. Seal and process in boiling water bath for 20 minutes.