Preheat oven to 325F. Lightly brush 8' pan with oil.In medium bowl, combine sugar, oil, applesauce, almond milk, vanilla, flax meal and water. Whisk briskly until all ingredients are fully incorporated and mixture is consistent.
Spread mixture into baking pan and bake for 30-40 minutes, or until cake is pulling away from sides and a tester comes out clean.Serve with powdered sugar, warm or cool.