Plus, find out where marinara sauce fits into the equation. If you've ever spent time in the grocery store comparing tomato puree vs. paste, or maybe tomato sauce vs. marinara, you know how easy ...

Tomato paste won't stay fresh in the fridge forever, but you shouldn't just toss a tube in the freezer. Instead, store it ...

Narrator: The ketchup-making process starts here, where crates of tomato paste weighing 1,300 kilograms are transported from the Heinz warehouse using automated forklifts. The crates are opened ...