Heat oven to 220C/200C fan/gas 7.
Heat the oil in a frying pan, then
soften the onion and chilli for a few
mins. Stir in the tomatoes, tomato
sauce and allspice. Bubble for 1 min,
then remove from the heat.
Take a large ovenproof dish or
plate and pile on the tortilla chips.
Cover with the tomato sauce, then
sprinkle with the sliced jalapeños
Place in oven for about 15 mins
until cheese is melted. Scatter with
coriander. Serve with guacamole
and soured cream on the side.