public class ProductsController : Controller
{
    private readonly MyDbContext _context;

    public ProductsController(MyDbContext context)
    {
        _context = context;
    }

    [HttpGet]
    public string Get()
    {
        var productName = _context.Products
            .Single(x => x.Id == 1)
            .Name;

        return productName; = // "PÃO FRANCÊS"
    }
}

private static void Main(string[] args)
{
    // setup DI
    Initialize();

    var context = ServiceProvider.GetService<MyDbContext>();

    var productName = context.Products
        .Single(x => x.Id == 1)
        .Name;

    Console.WriteLine(productName); // "P�O FRANC�S"
}

Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);

Console.OutputEncoding = System.Text.Encoding.Unicode;