Taco rice

Name: Taco rice
Cuisine: Mexican
Ingredients: 1 1/2 cups (350g) sushi rice; 2 tsp rice vinegar; 2 tsp caster sugar; 2 tbs olive oil; 500g minced beef; 5-6 long green shallots, white and green bits finely sliced separately; 4 tomatoes, diced; 4 coriander sprigs, roughly chopped; 1 cup (120g) shredded cheddar; 100g corn chips (a good handful); 1/2 iceberg lettuce, sliced into wedges; Lime wedges, to serve; 2 tsp mild-medium chilli powder; 1 tbs salt flakes, lightly crushed; 1 tbs ground cumin; 1 tbs cornflour; 2 tsp dried oregano; 2 tsp ground coriander; 2 tsp ground paprika (hot or sweet); 2 tsp garlic powder; 2 tsp onion powder; 1 tsp caster sugar