First Put your potatoes in a sufuria with water and put it on fire to boil till it cooks, be careful not to overcook

Chop your onions and put in another sufuria. Add cooking oil

Add your fresh mashed garlic

Let them cook till golden brown

Add you sliced Tomatoes and let it cook to make a paste. Add your royco cubes

Remove your cooked potatoes from the boiling pot and put in the paste as you mash with a cooking stick

Add salt and mash well, and completely mix with the paste

Your mashed potatoes is ready.

Serve while hot.