Salad Dressing - cooking recipe

Ingredients

2 Tbsp. melted butter
1 rounded Tbsp. flour
1/2 c. vinegar
1/2 c. water
1/2 c. sugar
1 beaten egg
1 tsp. prepared mustard
a little salt

Preparation

Melt butter, then add flour.
Add vinegar and water to butter and flour.
Add sugar and beaten egg and cook 5 minutes, stirring while it is cooking.
Add mustard and salt.