In a large pan, once beef has been cooked and drained, add seasonings, sofrito, beans and onions. Mix and heat over low for 2-3 more minutes.
To make nachos, place a layer of nachos on the bottom of an oven safe large platter or plate, add meat mixture, layer with cheese and continue process one more time. Place tray in oven for three minutes or until cheese melts.
Remove from heat, let cool a few minutes and add desired toppings.