Citrus Paprika Chicken Paillard w/Quick Pickled Onions Best Recipe Ever!

Ingredients

• 4 Boneless, skinless chicken breasts (Preferably organic)
• 2 cups Orange Juice (I like Natalie's )
• 3 Limes
• 4 Garlic Cloves, minced
• 1/2 cup Avocado Oil (Any oil with a high smoke point will work)
• 1 tsp Paprika
• 2 cups Arugula
• Salt
• 1 Red Onion (Sliced thin)
• 1 cup Warm Water
• 1/2 cup apple cider vinegar
• 1 1/2 tsp Salt
• 1/2 tsp black pepper