2 tablespoons sunflower oil
1 onion, finely chopped
8-10 large portabello or other large, flat mushrooms, cut into 3 cm cubes (roughly)
2 cups of water
seasalt to taste
1 cup of gravy mix (original Bisto or cheap equivilent! – use 3 teaspoons of powder for 1 cup of water)
Fry the onion in the sunflower oil for a few minutes and then add the cubed mushrooms. Cook until the mushrooms soften (five minutes approx) then add the water and gravy mix – stir until thickened. This is great served on spaghetti, over rice or baked potatoes.