Veggie burgers with slaw

Ingredients

• 400g butternut squash, peeled, deseeded and diced into 2cm x 2cm cubes
• 60g quinoa
• 100g chestnut mushrooms, finely chopped
• 60g ground almonds
• 40g sundried tomatoes, finely chopped
• 1 teaspoon garlic granules
• 1 large egg, beaten
• Black pepper (to taste)
• 160g white cabbage, finely sliced
• 130g carrot, peeled and grated
• 30g red onion finely sliced
• 4 tablespoons low fat plain yoghurt
• 1 teaspoon white wine vinegar
• 4 wholemeal buns
• Handful of baby leaf spinach