Creamy Beef and Shells

Ingredients

• 8 oz medium pasta shells
• 2 tbsp olive oil
• 1 lb ground beef
• 1 small onion, diced
• 3 cloves garlic, minced
• 2 tbsp all-purpose flour
• 1 tsp Italian seasoning
• 1/2 tsp red pepper flakes
• 1 can (14 oz) diced tomatoes
• 3 cups beef broth
• 1 cup heavy cream
• 1 cup cheddar cheese, shredded
• Salt and pepper, to taste
• Fresh parsley, chopped (optional, for garnish)