A box of Little Moons costs £4.50.
And if you're in the right area, you can order Little Moons via Deliveroo under Honi Poke, Farmshop, and Sushi Daily.
We asked Tesco to provide us a list of stores selling the dessert but they declined.
Waitrose and Sainsbury's confirmed the dessert is sold in stores with a sushi counter.
Ocado said: "Since December we've seen a whopping 1279 per cent increase in searches for Little Moons on Ocado.com and that number nearly doubled again after we posted our full range (all 12 flavours – the biggest range of any supermarket) on our Instagram page last week.