Mix flour, brown sugar, oatmeal & butter until crumbly and well blended.

Mix sugar, cornstarch, salt and water and cook stirring constantly until thick.

Add vanilla, stir thoroughly.

Peel and dice apples to fit 9x13 pan. Sprinkle with cinnamon and nutmeg over top of apples.

Pour liquid mixture evenly over top of apples.

Pour crumbly mixture over entire top of apples. Press gently.

Bake at 350°F for 50-55 min or until lightly brown.