It can be really simple. Steamed vegetables cut up in big chunks, ground meat (pork/beef/chicken) with garlic and butter, boiled potatoes with butter, salad, raw carrots, sardines, apples, almonds, raw milk with full cream, a whole chicken just thrown in a crockpot with salt, onions, carrots and her...

1 1/2" steak on a HOT iron skillet, 1 1/2-3 min per side ;)