Heat a large frying pan over medium heat, add oil and when hot add mince and allow to sit until it starts to colour, turn over and allow to brown on the other side. Start to move it around and break it up with a wooden spoon. Stir until cooked through. Add spices and finely chopped coriander root and stems. Remove from heat and stir through chopped coriander leaves. Drizzle with a little lime juice and a few tsp of the jalapeno brine. Adjust to taste.
Rinse quinoa in a sieve and place in a small saucepan with 1 ½ cups water. Cover, bring to the boil, reduce heat and simmer for 15 minutes or until the grains have opened up. Remove from heat and sit covered until ready to use.
Cook corn cobs on a hot chargrill plate or bbq until lightly charred, then slice off kernels.
Place beans in a bowl with a drizzle of olive oil, a squeeze of lime, chopped jalapenos and season to taste.
To assemble salad jars (4 x 750gm jars needed) start with quinoa at the bottom, then capsicum, avocado, beans, corn, lettuce, mince, lime juice to finish. Place a lime wedge and sprig of coriander on top, replace jar lid and refrigerate until ready to take to work or on a picnic.