preheat the oven to 400˚
in a sauce pan combine the fruit and the sugar
cook on low until it starts to juice-if using whole berries crush them slightly with a potato masher
mix the water and the cornstarch and stir into the fruit
increase heat to medium high and cook until bubbling and thick, stirring as needed
once it's thickened up reduce the heat to low and keep warm while you make the topping
for the topping combine all the dry ingredients EXCEPT the 1 TBSP of sugar in the bowl of a food processor
whirl to combine
chop the butter in small pieces
add to the processor and pulse to combine, just to the course crumbs stage
mix the egg and the buttermilk together and pour into the processor
pulse to combine
once it forms a dough stop pulsing
pour the hot fruit into a 2 quart baking dish
drop six mounds of biscuit dough on top of the fruit
sprinkle a bit of the 1 TBSP sugar over the top of the biscuits
bake at 400˚ for 20-25 minutes or until the biscuits are cooked through and no longer doughy underneath