10 once-popular foods that have fallen out of favor

Jell-O salads are way less popular now.Keith Beaty/Toronto Star/Getty Images

• Some once-popular foods have fallen out of favor in recent years due to changing tastes and Americans striving to eat healthier.
• Retro foods like savory Jell-O salads are enough to make anyone's stomach turn, so it's no wonder that no one eats them anymore.
• Data shows interest in canned tuna and cottage cheese is waning too.

Food trends change year after year, and some foods that were once really popular have fallen out of favor with American cooks and foodies.

From savory Jell-O salads to retro recipes like meatloaf and Ambrosia salad, these foods are less popular than they used to be.

Here are 10 once-popular foods that practically no one eats anymore.