Add tomatoes, beans, carrot and nacho mix and simmer until heated through and sauce is reduced.
Place corn chips into bowls. Add mince mix on top then sour cream and cheese.
the website has assigned "serves 4" but you would have to be 4 hearty eaters to get through this. When I make it there is enough to feed my family of 4 and have enough for another nights meal to go in the freezer.