Chocolate Caramel Bars

1 (18.25 ounce) box German chocolate cake mix
1 tablespoon water
1 cup nuts, chopped
8 ounces chocolate chips
1/2 cup margarine
1/3 cup evaporated milk
1 (14 ounce) bag caramels

Mix together the cake mix, margarine and water. Add nuts and pat half of mixture in 13 x 9-inch cake pan. Bake for 6 to 10 minutes at 350 degrees F.

Melt caramels in milk. Take first mixture out of oven and while still warm, sprinkle chocolate chips over top. Drizzle melted caramels over chocolate chips. Crumble other half of cake mixture on top of caramel. Bake for 15 minutes at 350 degrees F. Cool and cut into bars.