Instant Pot Lemon Butter Dijon Chicken and Orzo

Ingredients

• 3 tbsp olive oil (2 for the marinade and 1 for cooking)
• 2 tbsp dijon mustard
• 3 garlic cloves (chopped)
• 2 small shallots (chopped, 1 for marinade and 1 for cooking)
• 1 tsp paprika
• salt & pepper (to taste)
• 1 1/2 lbs chicken breasts (boneless and skinless)
• 1 tbsp butter (salted or unsalted)
• 1 lemon (sliced)
• 1 1/2 cups orzo pasta (regular or whole wheat)
• 2 cups chicken broth
• 2 cups spinach
• feta cheese (optional: for sprinkling on top)