Season the cod fillets with salt and pepper. Season the beet greens with salt and pepper.
Place the cod fillet on top of the potatoes. Add one cup of seasoned beet greens alongside the cod.
Add 2 lemon slices on each cod. Add the dill sprigs on top.
Add 1 tablespoon of white wine in pockets.
Any thin fish filet can be substituted. Beet greens can be replaced with spinach, arugula, kale.