A tomato is a juicy fruit that's usually red, and grows on a vine or shrub. It's considered a fruit because it has seeds and develops from the ovary, or female reproductive organ, of the plant. Tomatoes come in different colors, shapes and sizes, and they're found in many foods, such as sauces, salsas, and salads. Quality : Mature, Not overripe or soft, Clean, Well developed, Fairly well formed, and Fairly smooth. Free from : Decay, Freezing injury, and Sunscald.