Jane's Saltine Cracker Chocolate Bark Candy

40 Saltine crackers
1 cup butter or margarine
1/2 cup finely chopped nuts of your choice (almonds, walnuts, etc.)
1 cup brown sugar
12 oz chocolate chips

Cover bottom and sides of cooking sheet (with rim) with aluminum foil. Place crackers, side by side, to cover sheet.

Melt butter, add sugar, and melt. Bring to a rolling boil. Boil exactly 3 minutes, stirring often.

Remove from heat and immediately pour gently over saltines.

Bake 5 minutes at 400 degrees. Sprinkle chocolate chips over crackers and spread as they melt. Sprinkle on nuts.

Refrigerate 2 hours. Break into pieces. Store in a tightly sealed container at room temperature.