Stir together first 4 ingredients in a large bowl.
Combine flour and next 3 ingredients; stir into sugar mixture. Fold in chopped nougat bars.
Spoon mixture into a greased and floured 13- x 9-inch baking dish; sprinkle with chopped milk chocolate bars.
Bake at 350° for 30 minutes. Cool and cut into squares.
Note: For testing purposes only, we used Snickers bars for nougat bars.