Tempura Tofu Steak Burgers - Meat Free Monday

Ingredients

• 8 pieces of dried tofu
• 1-2 dried chipotle chillies to taste
• 1 dried shiitake mushroom
• 1 teaspoon black peppercorns
• 3 garlic cloves
• 100 g soy sauce, naturally brewed
• 100 g water
• 3 tablespoons cornflour
• 3 tablespoons plain flour
• 8 tablespoons water, approximately
• 1 pinch salt, large
• freshly ground black pepper, plenty
• olive oil, 1-2 tablespoons
• 4 garlic cloves
• ½ lemon, juiced
• 100 g fresh coriander, Asian, including stems and cleaned roots
• ½ teaspoon flaky sea salt, or to taste
• 8 tablespoons olive oil
• 4 sourdough rolls, crusty, halved
• 4 tablespoons mustard, (I used Dijon and wholegrain mixed together)
• 4 handfuls lettuce
• 1 avocado, ripe, peeled and sliced
• 1 red onion, finely sliced into rings
• mustard cress
• mixed salad leaves, to serve