Plum tomatoes are a type of tomato known for their oval shape and thicker flesh. They are often used in cooking because they have fewer seeds and less water content compared to other varieties, making them ideal for sauces and pastes. Their rich flavor and meaty texture make them a favorite among chefs and home cooks alike. These tomatoes are typically harvested when fully ripe and can be found in various colors, including red and yellow. Roma tomatoes are a popular variety of plum tomatoes, commonly used in Italian cuisine. Overall, plum tomatoes are versatile and nutritious, providing essential vitamins and minerals.