Bangers and mixed mash with caramelised onions

Bangers and mixed mash

• 400 g potatoes, peeled and cut into pieces (3 cm)
• 100 - 150 g cauliflower, cut into florets
• 100 g water
• 1 tsp salt, to taste
• 2 pinches ground black pepper, to taste
• 12 - 15 sausages of choice (2-3 per person)
• 300 g frozen peas
• 20 - 40 g salted butter

Caramelised onions

• 2 red onions (approx. 300 g), cut into thin slices
• 2 tbsp brown sugar
• 1 tbsp apple cider vinegar
• 60 g unsalted butter