300²µ/10Β½΄Η³ϊ strawberries, hulled, plus extra to serve
320g/11oz caster sugar, plus 2 tbsp for dusting
1 tsp cornflour, sifted
2 tbsp flaked almonds
50²µ/1ΒΎ΄Η³ϊ ground almonds
3 tbsp icing sugar, plus extra to serve
pinch of sea salt
vegetable oil, for greasing
ΒΌ tsp white wine vinegar
300ml/Β½ pint double cream
6 free-range egg whites