Guyanese Brown Sauce

Ingredients

 * ½ - ¾ oz flour
 * ½ - ¾ oz oil
 * 1 small onion
 * 1 pt brown stock
 * 1 tsp ketchup, if desired
 * Pepper and salt
 * Piquanté sauce

Directions

 * 1) Slice the onion.
 * 2) Add the onion and flour to the oil, and cook over a low heat until a rich brown colour is achieved. Stir continually to prevent uneven browning and burning.
 * 3) Add the stock, again stirring continually to prevent lumpiness.
 * 4) Season. Skim and simmer for 30 minutes. Strain for use.