Spanish Chicken Tray Bake

Name: Spanish Chicken Tray Bake
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: Spanish
Ingredients: 2lb/1kg bone-in skin-on Chicken Thighs ((see notes)); 3 tbsp Olive Oil; 2 tsp Smoked Paprika ((can sub regular paprika)); 1.5 tsp Oregano; 1 tsp Salt; 1/2 tsp Black Pepper; 1/2 tsp Cayenne Pepper ((reduce if you don't like spice)); 1/2 large Lemon (juice only); 14oz / 400g Baby Potatoes, (halved); 7oz / 200g Spanish Chorizo, (sliced into around 8 pieces (3cm/1")); 7oz / 200g Cherry Tomatoes; 2/3 cup / 100g pitted Mixed Spanish Olives, (or olives of choice); 5-6 cloves of Garlic, (lightly crushed (skins left on)); 2 small/medium White Onions, (quartered & peeled); 2 red, yellow or orange Peppers, (sliced in large wedges (2cm/ 3/4" wide)); 1/2 large Orange, (zest only); few sprigs of Fresh Rosemary; Olive Oil, (as needed); Salt & Pepper, (as needed)