Beef Stew - Cooking like a Boss

True zero-pre-cooking slow cooker beef stew. Really tasty and very easy. Serve with mash.

100ml 0.1l 6 ²⁄₃tbsp 20tsp 0.423cup 0.176pint boiling water			mix up in slow cooker and cook for 8-10 hours on low
¹⁄₆ beef stock cube	crumble
¹⁄₃ tbsp 0.005 l 5 ml 1 tsp 0.021 cup 0.009 pint tomato purée
¹⁄₆ tbsp 0.003 l 2 ¹⁄₂ ml ¹⁄₂ tsp 0.011 cup 0.004 pint Marmite
150g 0.15kg 0.331lb 5.29oz braising steak	cut into 3cm chunks
16 ²⁄₃g 0.017kg 0.037lb 0.588oz smoked bacon lardons
¹⁄₃ onions	thinly slice
²⁄₃ carrots	peel	cut into 3cm chunks
²⁄₃ celery sticks	cut into 3cm lengths
¹⁄₂ tbsp 0.007 l 7 ¹⁄₂ ml 1 ¹⁄₂ tsp 0.032 cup 0.013 pint plain flour
¹⁄₆ tsp 0.001 l ⁵⁄₆ ml 0.056 tbsp 0.004 cup 0.001 pint salt
¹⁄₆ tsp 0.001 l ⁵⁄₆ ml 0.056 tbsp 0.004 cup 0.001 pint dried mixed herbs
¹⁄₆ bay leaf
ground black pepper