Slow Cooker Italian Braised Chicken with Leeks and Cannellini

This is a one pot dish.  Just dump everything there and you have your protein, carbs and veggies, all in one pot.  Perfect and delicious too!  Enjoy!
-4 chicken thighs, skin-on, bone-in
-salt and pepper, to taste
-1 (15 oz) can cannellini beans, rinsed and drained
-1 leek, cleaned, halved and roughly chopped
-1 yellow bell pepper, seeded and cut into chunks
-1 small onion, cut into small wedges
-4 cloves garlic, finely minced
-1 tsp dry rosemary, crushed
-1 tsp dry oregano
-1/2 tsp crushed red pepper flakes
-1 (15 oz) can petite diced tomatoes with zesty jalapenos (do not drain)
-1/2 cup white grape juice
-3 Tbs tomato paste
-shredded Parmesan cheese, for garnishing
Coat your slow cooker with cooking spray and lay chicken on the bottom.  Season the thighs with salt and pepper.  Top the chicken with the drained beans, leek, yellow pepper, onion, garlic, rosemary, oregano and pepper flakes.  In a small bowl, combine the tomatoes, grape juice and tomato paste.  Mix well.  Season with a little salt.  Give it another good stir and pour over chicken and veggies.  Cover and cook on low for 4-5 hours.
Serve onto plates and sprinkle with some Parmesan cheese.  Enjoy!