Preheat oven to 350 degrees.
1C brown sugar
2C chocolate chips
1 ream salted saltines (35) or matzo squares
Line a baking sheet with foil. Cover with saltines or matzo. Cut to fit the pan.
Melt butter and sugar in a small saucepan. Add vanilla and simmer for 3-5 minutes. DO NOT BOIL.
Pour over saltines or matzo and spread as evening as possible.
Bake for 5 minutes at 350 degrees.
Immediately sprinkle with chocolate chips. Spread when melted.
Place in fridge to set. Either cut or break into small pieces.
Store in a covered container in the fridge.
When the chocolate is melted sprinkles, slivered almonds, mini M&Ms, etc can be added to the chocolate layer.