Sloppy Joe Orzo

Ingredients

• extra-virgin olive oil, divided
• lean ground beef
• Kosher salt
• Freshly ground black pepper
• medium yellow onion, finely chopped
• orzo
• garlic, finely chopped
• c. low-sodium beef broth
• can tomato sauce
• tomato paste
• packed light brown sugar
• apple cider vinegar
• Worcestershire sauce
• c. packed baby spinach