White Sauce(Salsa Balsamella)  
["6 Tbsp. unsalted butter", "1/2 c. flour", "1/4 tsp. salt to taste", "1/8 tsp. white pepper", "2 1/2 c. milk, room temperature"]
["In saucepan, melt", "butter.", "When", "butter foams, stir in flour, salt and pepper.", "Cook and stir 2 minutes until mixture bubbles. Add milk all at once.", "Stir constantly while mixture thickens. Makes 2 1/2 cups sauce."]
["unsalted butter", "flour", "salt", "white pepper", "milk"]