Beetroot & Quinoa Burgers

Ingredients

• 2 tbsp olive oil
• 1 tbsp fennel seeds
• 1 red onion, finely chopped
• 3 large garlic cloves, minced
• 185 g cooked mixed quinoa (mix of red and white)
• 450 g raw beetroot, peeled and grated
• 90 g buckwheat flour
• Handful of fresh dill, chopped
• 1 tbsp wholegrain mustard
• 2 tbsp flax meal
• 1 tsp salt