Ridiculously Good Mediterranean chicken (Oven)

• 1 kgbone-in chicken thighs and drumsticks — Mix of both or just one type of cut
• 3medium yellow potatoes — washed, peeled
• 200 ggreen beans — washed, trimmed
• ½ tspkosher salt
• 1 cupwater

For the Marinade:

• 1small onion — peeled, quartered
• 5large garlic cloves — peeled
• ½ cupcrushed tomato — or passata or tomato sauce
• 2 tbspolive oil
• 2 tsppaprika
• 1 tspdried basil
• 1 tspdried oregano
• 1 tspdried parsley flakes
• 1½ tspkosher salt
• ½ tspblack pepper