Jamie Oliver served up a delicious frozen berries and apple crumble with oats and vanilla ice cream on Jamie’s £1 Wonders.

For the ingredients are: 1 kg mixed frozen berries, 2 eating apples (300g), 100 g unsalted butter (cold), 150 g plain flour, 75 g rolled oats, 150 g granulated sugar and vanilla ice cream , to serve.

See recipes by Jamie in his book titled: One: Simple One-Pan Wonders available from Amazon now.