Mum Lena Boston has gone viral on TikTok after sharing what is hidden inside the ‘secret compartment’ under Ben & Jerry’s Chocolate Fudge Brownie – but some people believe it’s too good to be trueMum Lena Boston has gone viral on TikTok after sharing what is hidden inside the ‘secret compartment’ under Ben & Jerry’s Chocolate Fudge Brownie – but some people believe it’s too good to be true