When lonely, bored, stressed or livid, the activities of cleaning, peeling, chopping, slicing and dicing restore calm and purpose. The scents and promise of real ingredients changing shape and texture in the medium of frying, grilling or baking must be the original definition of aromatherapy. Although the media would have you believe that cooking is the preferred pastime of every budding Jamie Oliver or Allegra McEvedy, other pages not devoted to their suspiciously speedy accomplishments are filled with features about allergies, perpetual tiredness, irritable bowel syndrome, ME, anorexia, candida albicans and other complaints which only relatively recently emerged as hazards of being alive. Perhaps that is not surprising since both ends of the spectrum are nice, sustainable little money spinners. There is no point in being 'a guerilla gardener' if you don't know how to make advantageous use of the crops.
Cooking is a survival skill and a civilising influence.
This will be at the mid-point of whatever dial for whatever heat source your cooker uses. Pour a little vegetable oil into the cup of your hand and rub a washed, but not peeled, large potato with it, using an action like washing your hands. Sprinkle the potato with salt. The oil and salt will make the skin crispy and crinkly. The inside of the potato will be soft, earthy and welcoming.