Season all sides of the roast with salt and pepper
Added potatoes to the slow cooker
Add the roast to the slow cooker, and place the potatoes
Added beef broth
Added in the papers and onion
Cover and let cook for 8 hours on low or 3 hours on high
Pull out the onions and peppers and blend tonkatsu sauce, adding broth from the slow cooker to thin out as needed
Remove the meat from the slow cooker and let it rest
Make gravy out of the remaining juices by heating in a saucepan and adding corn starch slurry to thicken
Once it has thinker pull off and serve
Enjoy