Without gravy, a roast dinner isn't a roast dinner. Try the best zero waste gravy recipe - easily made vegan.The best zero waste gravy recipe for festive roasts

Ingredients

3 tbsp olive oil

1 tbsp tomato paste 

1 tsp MSG (optional) 

1 tbsp Marmite 

100ml red wine 

1 tsp soy sauce 

600ml stock of your choice

2-3 carrots

2 onions

5 cloves garlic

2 cups celery tops, carrot tops, carrot skins, onion skins and any other root vegetable tops and skins

1 cup mushroom stalks

4 bay leaves

Generous amount of rosemary

1/2 tsp salt

Pepper

2 tbsp plain flour

Beef/lamb bones (optional) 

Method

Warm olive oil in a heavy-bottomed pan 

Add small cubes of veg and veg skins and cook them on low until golden brown (optional: you can add your bones here too) 

Stir in your tomato paste thoroughly 

Follow by stirring in your flour

Pour in your red wine and make sure nothing is stuck to the pan  

Add everything else and allow it to simmer for 1 - 3 hours 

Strain through a sieve 

Top tips: 

Too loose? Add a cornflour slurry to help it to thicken up, or simply allow it to simmer for longer. 

Too salty? Add a splash of vinegar.