Not Top Sirloin for Smoking
That's is consider not a Primal Cut but its great for Marinating and Low Heat...Tender and a nice Beef Flavor...
Smoking any Beef Protein will become tough especially Top Round...
IMO...
Red Wine...Now your Talking
Red Wine....The Best...
Billy Joel would sing...
Bottle of Red, Bottle of White
Cabs, Italy, Chile... mostly Imported and Resevers niiiicceee...
Its Bubba