Apple Crisp

1 egg
3/4 cup sugar
3 tbsp flour
1 1/4 tsp baking powder
1/8 tsp salt
1/2 cup apples, diced
1/2 cup nuts
1 tsp vanilla
1 cup brown sugar
1 tbsp butter
1 tbsp cornstarch
1 tsp vanilla
1 cup water
1 cup oats

Beat together eggs and sugar
Sift flour, baking powder and salt
Add flour mixture to egg mixture and beat well.
Add in flour, nuts and vanilla
Pour into greased pan
In a saucepan, heat brown sugar, butter, cornstarch, vanilla and water until thick.  
Stir in oats.
Top apple dish
Bake for 30 minutes in a 325 oven