Chop the adzuki beans in a food processor. They don't need to be very fine.

NextMix the chopped beans with the quinoa and seeds and add the spices. Mix well.

Mix the chopped beans with the quinoa and seeds and add the spices. Mix well.

NextFinally, add the cassava flour and mix well again.

Finally, add the cassava flour and mix well again.

NextShape the burgers with a mould and place them on baking paper.

Shape the burgers with a mould and place them on baking paper.

NextI kept them in the fridge for a while before frying them in a little oil.

I kept them in the fridge for a while before frying them in a little oil.

Meanwhile: Before frying them in a little oil

NextCristallino burger buns, 100% natural and vegan

Cristallino burger buns, 100% natural and vegan

NextMixed salad leaves

Mixed salad leaves

NextTomato

Tomato

NextCrispy caramelised onion (cook the onion over a medium-low heat with oil, salt and a pinch of sugar until caramelised, then turn the heat up a little so it crisps)

Crispy caramelised onion (cook the onion over a medium-low heat with oil, salt and a pinch of sugar until caramelised, then turn the heat up a little so it crisps)

NextVegan mayo (100 ml sunflower oil, 50 ml soy milk, salt and lemon juice)

Vegan mayo (100 ml sunflower oil, 50 ml soy milk, salt and lemon juice)

NextDiced roasted and lightly fried sweet potatoes with vegan mayo and a pinch of chilli powder.

Diced roasted and lightly fried sweet potatoes with vegan mayo and a pinch of chilli powder.