Preheat oven to 400 degrees

In large sauce pan/pot put peaches, sugars, cinnamon and nutmeg bring to a boil. Dissolve cornstarch in water and add to boiling mixture stirring the whole time to keep from forming lumps. Stir until it thickens, once thick pour into a 9"x13" pan. Bake in preheated oven for 10 minuets.

While peaches are baking, mix the topping. In large bowl put flour, sugars baking powder and salt and mix until blended. Cut butter in with a pastry blender or use your hands mix until mixture resembles course meal. Pour boiling water in and mix until blended.

Remove peaches from oven, drop spoonfuls of topping over peaches until dough covers peaches. Sprinkle with cinnamon and sugar topping.

Bake until topping is golden brown, about 30 minutes.