PARENTS have been left amazed by a mom’s simple trick for keeping kids’ food warm until lunchtime. Surprisingly, she didn’t splash the cash on a special container for the must-try hack. 3 Autumn Grace went viral on TikTok when she shared a hack for keeping kids' school lunch warm Credit: TikTok/honestlyautum 3 Autumn used a hydro flask for her impressive method of keeping food warm Credit: TikTok/honestlyautum Autumn Grace ( @honestlyautumn ) boasts over 556,000 followers on TikTok, where she shares tips for parents.

She went viral on the social media app when she shared a food-related hack. HOT HACK Autumn was all smiles as she held up her child’s lunch bag and then began to show how she keeps the food inside warmer for longer. “Things I wish I knew as a first-time mom,” she said.

“Boil some water and then put it in your child’s hydro flask. “Let it sit for a while then dump it out to keep their foods warm for school lunches.” She demonstrated pouring boiling water into a large hydro flask that had been set up in her sink.

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