Meat Filling For Sandwiches - cooking recipe

Ingredients

1 Tbsp. butter
1 Tbsp. flour
1 c. milk
yolks of 2 eggs
1/2 tsp. salt
1/2 tsp. dry mustard
dash of red pepper
1 Tbsp. lemon juice
1 c. cold meat

Preparation

Melt the butter in a double boiler.
Stir in the flour.
Add the milk gradually, then the eggs (well beaten) and the seasoning. Cook until thick, stirring constantly to prevent lumps.
Remove from the fire.
Cool and beat in lemon juice.
Then add the meat, finely chopped or ground.