Red cabbage gazpacho

Ingrediënten

• 1 large egg yolk
• 10g dijon mustard
• 90g groundnut or grapeseed oil
• 10g red wine vinegar
• 15g red wine
• 1 red cabbage
• 1 slice of white sandwich bread, crusts removed
• 20g red wine mayonnaise (above)
• 30g red wine vinegar
• Salt
• To finish and serve
• ¼ cucumber, peeled, de-seeded and finely diced
• 4 scoops of mustard ice-cream (p.288)