Ahhh I use the packet mix things as a base and then add extras.

So chicken curry I use the packet mix for milk chicken curry but add garlic, curry powder chilli, capsicum, onion, peas and corm potaoe, sweet potatoe etc.

Beef stroganoff i use mcormicks chuncky beef stroganoff mix x2 and add tinned tomatoes, peas corn, onion, capsicum, wosershire sauce, bbq sauce, tomatoe paste. sour cream

Lamb shanks lamb shank packet mix, red wine, tinned tomatoes, peas corn, onion, capsicum, wosershire sauce, bbq sauce, tomatoe paste.

With all of them i add peas and corn and mushrooms 1 hr before end. And always thicken sauce with corn flour mixed into some water before serving.

Can add any vegies you have I often but in brocolli beans etc