English Spaghetti Bolognese

English Spaghetti Bolognese cooked outdoors on a Foker cast iron gas burner using a Falk copper pan. Ingredients 3 tbsp Olive Oil 750g Minced Beef 1 Onion - chopped 2 Sticks of Celery - chopped 1 Carrot - chopped 3 Cloves of Garlic 1 tsp Black Peppercorns - ground 1 Red Bell Pepper - chopped 1 Green Bell Pepper - chopped 150g Mushrooms - chopped 880ml Tinned Chopped Tomatoes 500g Passata 2 Beef Stock Cubes tsp Salt tsp Mixed Herbs