So-Simple S'Mores Bars - cooking recipe

Ingredients

1/2 cup butter or 1/2 cup margarine
1 1/2 cups graham cracker crumbs
1 (14 ounce) can eagle brand sweetened condensed milk
1 cup milk chocolate chips or 1 cup semi-sweet chocolate chips
1 cup chopped nuts (optional)
1 cup miniature marshmallow

Preparation

Preheat oven to 350\u00b0F (325\u00b0F for glass baking dish).
In a 13x9 in baking dish, melt butter in oven.
Sprinkle crumbs evenly over butter. Pour eagle brand evenly over crumbs. Sprinkle with chocolate chips and nuts, if desired. Press gently with a fork. Bake for 25 minutes.
Remove from oven and sprinkle with marshmallows. Gently press down with fork. Bake 2 minutes more.
Cool, cut into bars-store covered at room temperature.