In a 1 C liquid measuring cup, add 1/3 C poppy seeds. Then fill the rest of the cup with warm water. In mixing bowl add cake mix, oil and poppy seeds/water. Mix in eggs, one at a time. Beat until completely blended.
Bake in bundt pan or angel food cake pan 45-50 at 350 degrees. Sprinkle with powdered sugar while warm or frost.