Cut watermelon into small cubes and remove any dark seeds if using seeded watermelon.
Fill baking dish and cover with a lid. Bake at 400° for 20 minutes.
Carefully remove all the liquid. Cover and return to oven for 20 more minutes.
Mince fresh mint leaves into small pieces. Zest half a lime, being careful not to go too deep into the white part. Squeeze the juice from the zested half.
Remove watermelon from over and pour most of the liquid out. Add gin, mint, lime zest and juice.
Prepare batter by combining flour, sugar, baking powder and salt. Cut in cold butter with knives or pastry blender. Stir in milk until just combined. Do not over mix.
Spoon cobbler batter over top of baked watermelon mixture in clumps as evenly as possible. Bake, uncovered at 400° for 30 minutes until browning and bubbling.
Notes
For a nicer presentation, move watermelon mixture into a clean smaller baking dish before topping and baking.Omit gin if serving to children.
Keyword drunken watermelon cobbler, fruit cobbler, watermelon cobbler