Creamy Beef and Shells Recipe

Ingredients

• 8 ounces medium pasta shells
• 1 tablespoon olive oil
• 1 pound ground beef
• 1/2 medium sweet onion, diced
• 2 cloves garlic, minced
• 1 1/2 teaspoons Italian seasoning
• 2 tablespoons all-purpose flour
• 2 cups beef stock
• 1 (15-ounce) can tomato sauce
• 3/4 cup heavy cream
• Kosher salt and freshly ground black pepper, to taste
• 6 ounces shredded extra-sharp cheddar cheese, about 1 1/2 cups