Creamy Tuscan Chicken

Ingredients

• extra-virgin olive oil
• boneless skinless chicken breasts or thighs
• Kosher salt
• Freshly ground black pepper
• dried oregano
• butter
• garlic, minced
• c. cherry tomatoes, halved
• c. baby spinach
• c. heavy cream
• c. freshly grated Parmesan
• Lemon wedges, for serving