Put all ingredients in a large bowl and mix together. Pour into 9×13 pan lined with aluminum foil (so that you can take the cake out of the pan easier).
Mix all the ingredients for the topping together and drop with a spoon evenly over the batter. Swirl with a knife or a skewer.
Bake at 350 F (175 C) for 30-40 minutes or until a toothpick inserted in center comes out clean.
Combine all ingreadients for the glaze and drizzle it over the cake.