BROWN MUSHROOM SAUCE, to serve with Roast Meat, &c

Ingredients

• 1/2 pint button mushrooms
• 1/2 pint good beef gravy, No. 435
• 1 tablespoonful mushroom ketchup (if at hand)
• thickening of butter and flour

Instructions

1. Put the gravy into a saucepan, thicken it, and stir over the fire until it boils.
2. Prepare the mushrooms by cutting off the stalks and wiping them free from grit and dirt; the large flap mushrooms cut into small pieces will answer for a brown sauce, when the buttons are not obtainable;
3. put them into the gravy, and let them simmer very gently for about 10 minutes;
4. then add the ketchup, and serve.