Best chargrilled steak

Name: Best chargrilled steak
Cook time: 40 min
Total time: 40 min
Cuisine: American
Ingredients: 1½–2 cloves of garlic, peeled; 1 small handful of capers; 1 small handful of gherkins pickled in sweet vinegar; 6 anchovy fillets; 2 large handfuls of flat-leaf parsley, leaves picked; 1 bunch of fresh basil, leaves picked; 1 handful of fresh mint, leaves picked; 1 tablespoon Dijon mustard; 3 tablespoons red wine vinegar; 8 tablespoons really good extra virgin olive oil; sea salt and freshly ground black pepper; 1 large bunch of fresh lemon thyme or thyme; 1 clove of garlic; 1 anchovy fillet; zest of 1 lemon; 10 tablespoons extra virgin olive oil; 4 x 175g fillet steaks or sirloins; 4 rashers of higher-welfare smoked streaky bacon; 8 medium large Portobello or other flat mushroom