Wacky egg-free chocolate cake

Made this for someone yg x makan telur....dh pernah try eggless cake recipe b4 tp mcm x puas ati sket result dia..at last jumpe a good one...from this blog

1 1/2 cups flour
1 cup sugar
1/2 cup unsweetened cocoa
1 teaspoon baking soda
1/2 teaspoon salt
1 teaspoon vanilla
1 teaspoon vinegar
6 tablespoons vegetable oil
1 cup cold water

In a large mixing bowl, mix flour, sugar, cocoa, baking soda and salt. Make three wells in the flour mixture. In one put vanilla; in another the vinegar, and in the third the oil. Pour the cold water over the mixture and stir until moistened. Pour into 8 x 8-inch pan or a muffin pan lined with paper muffin cups. Bake at 350°F. oven for 25 to 30 minutes (15-20 minutes for cupcakes), or until it springs back when touched lightly.