No Bake Brownies - cooking recipe

Ingredients

1 c. evaporated milk
2 c. miniature marshmallows
6 oz. pkg. chocolate chips
1/2 c. sugar
1/4 tsp. salt
1 Tbsp. butter
1 tsp. vanilla
1 c. walnuts, chopped
2 pkg. Nabisco graham crackers

Preparation

Mix first 7 ingredients.
Cook and stir until mixture comes to a full boil, for five to six minutes.
Remove from heat and gradually stir in remaining ingredients.
Press into 9-inch buttered pan.
Chill one hour.