Staples in our house:
Spaghetti and meatballs (I use Nigella's cheat's meatball recipe using good quality sausages for the meat. Her sauce is really simple and delicious, too. Can use the meatballs/sauce for a pasta bake instead, too)
Spaghetti carbonara
Pesto pasta bake (pesto, pasta, fresh chopped tomatoes, mozzarella balls, fresh basil - top with grated cheddar/mozzarella mix and wack in oven)
Chorizo pasta bake
Chicken and roasted veg pasta bake
Chicken pie (use ready prepared pastry for time saving)
Teriyaki salmon or chicken with noodles and stirfried veg or egg fried rice
Jamaican stew chicken (google Levi Roots recipe and omit the scotch bonnet if your kids dont like spice)
Thai red/green curry
Various Indian curries - chicken, potato & cauliflower, lentil, chickpea
Chickpea tagine or chicken/lamb tagine and cous cous
Barbecued spatchcock chicken
Kebabs and rice/salad