2014 background brown diet food healthy onions purple vegetables cook cooking fruits Healthy Eating kitchen many minerals nutrition onion organic raw structure structures tears texture textures vegetable vitamins wallpaper alliaceae allium annuals Asparagus brown-onions bunches carrots cauliflower color colors colour colours common-onions cutting-board edible escallion flavor flavour fresh fruit green-onion greens kent-pumpkin leaves nutritious peel peeling pumpkin Roots spring-onions surfaces tasty uncooked variety beans cold corn red relish salad summer sweet pepper yellow abstract brown onions centers centres crisp crunchy cut dehydrated dehydrated vegetables dried dried vegetables edges home dried non-commercial patterns peeled purple onions rings rosettes strips variations allium-cepa brine bulbs bulk cultivars flavonoids growing growth layers lines medicinal mild moist odor odour oval-shaped Pickled pickled-onions pickling preservation Preserved round salt savory savoury small solution sugar tangy thin vinegar