*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
**Nutrient information is not available for all ingredients. Amount is based on available nutrient data.
(-)Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.
In a large bowl combine zwieback crumbs, marshmallows, nuts and brown sugar.
In a saucepan over low heat cook the evaporated milk and butterscotch chips. Stir mixture constantly until the chips have melted and the mixture is smooth. Reserve 1/2 cup of the butterscotch mixture for glaze. Combine the remainder with the dry mixture and mix well.
Spread batter into one 8 inch square buttered baking pan. Drizzle reserved butterscotch mixture over the top. Refrigerate bars for several hours or overnight before cutting and serving. Store leftovers in a covered container in the refrigerator.