10 Best Thermos Flasks for Hot Soup 2026: Tested
After packing hot soup in 22 different thermos flasks and checking the temperature every two hours over 8-hour workdays, we found that the THERMOS FUNTAINER Kids Food Jar is the best thermos flask for hot soup because it kept our test broth above the USDA-safe 140°F for 5+ hours, costs less than most premium models, … Read more