Instant Pot Lemon Pepper Orzo with Chicken Thighs - Yay! For Food

Ingredients

• 4 chicken thighs, bone-in and skin-on
• 2 tbsp olive oil
• 1 tbsp unsalted butter
• 1 onion, chopped
• 2 garlic cloves, minced
• 2 ½ cups chicken broth (low sodium)
• 1 ½ cup (10 oz) uncooked orzo pasta
• 1 large lemon, juice and zest *(see first note)
• 1 tsp black pepper, freshly cracked
• ½ tsp salt
• 2 (heaping) cups baby spinach
• ½ cup feta cheese, crumbled, plus more for topping