Heat oven to 350 degrees F. Grease and flour a 15 x 10 x 1 inch baking pan or
a 13 x 9-inch pan.
In a large bowl combine all the bar ingredients; stir until well blended. Spread
in greased and floured pan.
Bake at 350 degrees F for 20 to 30 minutes if using the 15 10 x 1-inch pan or
for 25 to 30 minutes if using the 13 x 9-inch pan or until a wooden pick comes out
clean after being inserted in the center.
In a small saucepan combine sugar milk and margarine. Bring to a boil. Boil for
one minute, stirring constantly.
Remove from heat, then immediately stir in chocolate chips until smooth. Pour
and spread over warm bars.