Preheat oven at 180 degrees In a medium saucepan, heat a dash of oil and sauté 3/4 onions ( leaving 1/4 for salsa)
Brown mince, and add taco seasoning, mix through. Add water as per seasoning packet instruction
Stir through, carrots, zucchini and kidney beans. Bring to boil and reduce heat to low. Leave to simmer, to let liquid reduce, stirring occasionally
Prepare salsa - in a small mixing bowl combine tomato, remaining onion, coriander, lemon juice, chilli, sugar, salt, oregano and cumin, mix to combine
When meat is cooked, prepare your stack. Place 1 tortilla in sauté pan, cover a thin layer of meat over tortilla top with sliced avocado and grated cheese, repeat until meat mixture is gone or saute pan is at the top, ending with meat.
Place sauté pan in preheated oven uncovered and bake until cheese has browned
Slice and dish up, top with sour cream and fresh tomato salsa... Enjoy