If you wish to add frozen peas and corn to the mixture, now would be a good time to do so. Continue to cook them on medium heat until it softens. Once done. Season it with salt and pepper.
Now check the oven. Preheat it to 400° F. Meanwhile, start to prepare the meat mixture. Sprinkle flour over the meat and stir properly to evenly distribute it. Cook it for a minute or two and add chicken broth to it. Let it simmer for 5 minutes, while the mixture thickens. Add Worcestershire sauce to the mixture as per your taste, which will provide it a sweet and savory flavor with a distinct tangy aftertaste. For the uninitiated, Worcestershire sauce is a fermented condiment prepared from a base of vinegar. Its flavor is enhanced with molasses, anchovies, tamarind, onion, garlic, and other seasonings.