Heat a deep sided pan to medium/high heat and add the oil and onion then gently fry until clear. Add mince and brown while breaking up.

Add chilli powder and garlic- stir through.
Add tomato paste and cook stirring for 1 minute or so.
Add all vegetables, red beans, liquid stock and stir to combine.
Bring to a bubble then adjust heat to let simmer gently until veg and beef are cooked and flavours have developed.
If chilli is a bit watery, mix 1 tbs of cornflour and 2 tbs cold water together and then add to simmering chilli and continue to stir while thickening.
Cook macaroni as per packet direction.
Serve Chilli on top of macaroni and sprinkle with cheese and you can add some finely sliced shallots for garnish.