Time to allow: 2hrs 30 min's Portions : 4 Ingredients Amount Type of raw ingredient Modern Substitutes 1 lb tripe   4 onions   1/2 pint milk   1/2 oz butter   1 dessert spoon plain flour   to taste salt and pepper   Method   1 put tripe into a saucepan and cover with cold water 2 bring the water to the boil 3 strain the water away and cut the trip into pieces about 2" square 4 cut the onions finely 5 put the tripe back into the saucepan with the onions 6 cover with hot water and simmer for one hour until tender 7 take tripe from the water and save both 8 mix the butter and flour in a basin and a little at a time add the water in which the tripe has been cooked until the flour is smooth. 9 add the milk and stir until it boils 10 season pour over trip and serve Recipe Comments   1 Cheaper cuts of tripe may take longer cooking