Those are potato pancakes. In Polish: Placki Ziemniaczane.
Never heard the name tochinel though.
"Have you been eating the cookies?" "No! Honest, I haven't." "Then what is all that powdered sugar doing on your chest?" Bugia, or liar's cookies, leave a telltale trail.
foodnetwork.com/food/recipes/recipe/0,1977,FOOD_9936_25300,00.html - Bugia recipe