Beef Stew - Cooking like a Boss

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

300ml 0.3l 20tbsp 60tsp 1.27cup 0.528pint boiling water			mix up in slow cooker and cook for 8-10 hours on low
¹⁄₂ beef stock cube	crumble
1 tbsp 0.015 l 15 ml 3 tsp 0.063 cup 0.026 pint tomato purée
¹⁄₂ tbsp 0.007 l 7 ¹⁄₂ ml 1 ¹⁄₂ tsp 0.032 cup 0.013 pint Marmite
450g 0.45kg 0.992lb 15.9oz braising steak	cut into 3cm chunks
50g 0.05kg 0.11lb 1.76oz smoked bacon lardons
1 onions	thinly slice
2 carrots	peel	cut into 3cm chunks
2 celery sticks	cut into 3cm lengths
1 ¹⁄₂ tbsp 0.022 l 22 ¹⁄₂ ml 4 ¹⁄₂ tsp 0.095 cup 0.04 pint plain flour
¹⁄₂ tsp 0.003 l 2 ¹⁄₂ ml ¹⁄₆ tbsp 0.011 cup 0.004 pint salt
¹⁄₂ tsp 0.003 l 2 ¹⁄₂ ml ¹⁄₆ tbsp 0.011 cup 0.004 pint dried mixed herbs
¹⁄₂ bay leaf
ground black pepper