Graham Cracker Toffee Bars 1 packet graham crackers, separated 2 sticks butter 1/2 cup sugar pinch of salt 3/4 cup chopped pecans Heat oven to 275 degrees. Place separated crackers on a cookie sheet with sides. Melt butter in a medium saucepan. Stir in sugar and salt, and boil 2 minutes until cloudy. Stir in pecans; spoon onto crackers. Bake 10 to 15 minutes. Cool completely.