Mushroom & lentil patties

Ingredients

• 1/2 red onion
• 250 g button mushrooms
• 1 x 400g tin brown lentils, rinsed and drained
• 1 Tbs chia seeds
• 2 tsp reduced salt, gluten free tamari / soy sauce
• 1 Tbs no added salt tomato paste
• 1 Tbs olive oil
• 1 tsp dried mixed herbs
• 1/2 tsp ground paprika
• 4 Gluten Free Weet-Bix™ , finely crushed
• Salt
• pepper
• Lettuce leaves or buns, and toppings of choice