Pop's Creamy Chicken

Ingredients

• 4 chicken breasts, boneless and skinless, pounded to equal thickness
• 1/4 teaspoon salt
• 1/4 teaspoon freshly ground black pepper
• 1 tablespoon olive oil
• 1 cup reduced-sodium chicken broth
• 1 tablespoon fresh lime juice
• 1/4 cup onion, finely chopped
• 1 tablespoon cilantro, chopped, plus more, to taste, for garnish
• 1/2 teaspoon red pepper flakes
• 3 tablespoons heavy cream
• 2 tablespoons unsalted butter, cubed
• lime wedges, to taste, for garnish