<human>:  How do I make spaghetti bolognese?
<bot>: To make spaghetti bolognese, you'll need ground beef, onions, garlic, canned crushed tomatoes, tomato paste, and dried herbs. Begin by browning the ground beef in a large saucepan over medium-high heat. Next, add the onions, garlic, tomatoes, tomato paste, and herbs and simmer for about 30 minutes, stirring occasionally. Serve over cooked spaghetti for a classic spaghetti bolognese. Enjoy!