In a large bowl, add the 8 cups of summer fruit. Sprinkle with 1/4 cup of brown sugar. Gently mix with a spoon or your hands (if you use your hands, your won’t break up the berries).
In a 9x13 pan, spray with cooking spray. On the bottom, lay the 8 cups of summer fruit, and squeeze the juice of 1 lemon over the berries.
In a medium bowl, mix together the melted butter, milk, sugar, salt, baking powder, flour, almond extract, and vanilla. Pour over the berries.
In the same bowl, add the remaining 1/2 cup of sugar and 2 Tbsp cornstarch. Mix together and sprinkle on top of the cobbler mixture.
Over the entire cobbler, pour 2 cups of boiling water.
Bake for 1 hour. Serve warm with vanilla ice cream or whipped cream!