Xnipec Salsa (Dog Breath)
["1 onion, diced (red or purple)", "4 limes, juiced", "4 habenero chilies, stems and seeds removed, then diced", "1 tomato, diced"]
["Soak diced onion in lime juice for at least 30 minutes.", "Add chilies and tomato and mix; salt to taste and add a little water if desired.", "Yields 1 1/2 extremely hot cups."]
["onion", "habenero chilies", "tomato"]