1 1/3 C. evaporated milk (not a whole can, but close)
3 1/3 C. white granulated sugar
1 tsp. salt
3 C. chocolate chips (semi sweet)
4 C. marshmallows
2 tsp. flavoring (vanilla is traditional, my family uses orange. It's milder than you'd think. YUMMO YUM YUM! Image)
in a heavy saucepan, combine milk, salt and sugar. Bring to a boil, then boil for 5 minutes. Stir CONSTANTLY.
Remove from heat and stir the chocolate chips, marshmallows and flavoring in vigorously.
Pour into 9x13 pan, and let cool.