Preheat oven to 170 degrees and line an 8-inch, square baking pan with baking paper
Start by blending walnuts and pumpkin seeds until finely ground (takes approx. 7 seconds in thermomix on speed 8). Remove from food processor, add baking powder and set aside.
Add ground linseeds and soy milk to food processor and blend for a few seconds. Leave to rest while you prepare the rest of the ingredients.
Mix cacao powder with hot water, then add in apple sauce to make a smooth paste, then add banana.
Add dates, sugar, cacao mix and vanilla to the food processor and blend for 10 seconds (speed 5 for thermomix) or until well combined.
Add ground walnut mix to the food processor and blend for 5 seconds (speed 5 for thermomix) or until mixed through.
Spread mixture into prepared baking dish.
Dot with frozen raspberries then gently press into mix.
Using a knife, smooth over the top to cover the raspberries.
Bake for 35 minutes or until when pressed gently, it springs back.
Recipe by Healthy Home Cafe at http://healthyhomecafe.com/2014/02/13/chocolate-raspberry-brownies/