Ingredients

• 1 cup cooked brown rice
• 1 cup ground walnuts
• 1 cup cooked black beans
• 1 small onion, finely chopped
• 1/4 cup soy sauce
• 1 tsp thyme
• 1 tsp paprika powder
• 1 tsp oregano
• 1/2 cup flour of precooked corn or breadcrumbs

Preparation

1. In a frying pan with a Tbs of oil, parboil the onion until it is transparent and has a rich aroma. 
2. Place all ingredients in a food processor and grind until smooth.
3. Form the hamburgers and fry them in a little oil on both sides.
4. Serve with rice, salad or the accompaniment of your choice.