Next-level cauliflower cheese - Master recipes

Ingredients

• 1 large cauliflower, cut into large florets -
• 2 tbsp olive oil -
• Pinch of cayenne pepper -
• 40g vegetarian Italian-style hard cheese finely grated -
• 50g butter -
• 40g plain flour -
• 600ml whole milk -
• 1 tsp mustard powder or English mustard -
• 1 tsp yeast extract (optional) -
• 150g extra mature cheddar, most grated, some cubed -
• grating of nutmeg -
• 3 tbsp dried breadcrumbs (panko work well) -
• 2 tbsp crispy onions -