So Good Skillet

Ingredients

• 1 tablespoon olive oil
• 1 1/2 pounds ground beef
• 1 onion, diced
• kosher salt, to taste
• pepper, to taste
• 1 (28-ounce) can diced tomatoes, undrained
• 1 (8-ounce) can tomato sauce
• 2 cups chicken broth
• 1/4 cup ketchup
• 1 tablespoon Dijon mustard
• 1 pound rotini pasta
• 2 cups water
• 2 cups cheddar cheese, shredded
• 1 Roma tomato, diced
• 2 green onions, sliced