Briefly mix the baking mix, sunflower seeds and 300 ml of lukewarm water with the dough hooks of the hand mixer at the lowest setting. Knead for 3 minutes at the highest setting to a smooth dough. Cover the dough and let it rise in a warm place for 10-20 minutes
Knead the bread dough on a little flour and form into a loaf. Place on a baking tray lined with baking paper and dust with flour. Cover and leave to rise for another 45 minutes
Carve the bread crosswise. Bake in the preheated oven (electric cooker: 200 °C / convection oven: 175 °C/ gas: level: 3) for 45-50 minutes. Leave to cool completely on a grid
Peel and chop the garlic. Squeeze the lime. Cut avocado in half, remove stone, remove flesh. Puree with lime juice and garlic. Season to taste with salt, pepper, sugar and chilli
Wash the tomatoes. Seed one and dice finely. Stir into the avocado cream. Cut bread and two tomatoes into slices. Serve with the avocado cream