Sheet Pan Greek Chicken and Veggies

Ingredients

• 1 1/2 c sour cream
• 1 1/2 tbsp. dried oregano
• 1 1/2 tbsp. lemon juice
• 1 1/2 tsp. sea salt
• 3/4 tsp. ground black pepper
• 4 1/2 tbsp. extra virgin olive oil
• 1 1/2 lb chicken thighs
• parchment paper
• 1/2 lb Brussels sprouts
• 1/2 cauliflower head
• 2 red potatoes, small