This is what we call around here a no-recipe recipe, the sort of meal you can cook once off a card and you'll know it by heart: salmon glazed with brown sugar and mustard. The preparation could not be simpler. Heat your oven to 400. Make a mixture of Dijon mustard and brown sugar to the degree of spicy-sweetness that pleases you. Salt and pepper the salmon fillets. Place them skin-side down on a lightly oiled, foil-lined baking sheet, slather the tops with the mustard and brown sugar glaze…