For the cake : Sift flour, sugar, milo, salt and soda. Keep aside. Stir together warm water, vegetable oil, essence and vinegar Fold in sifted flour mixture. Turn out mixture onto baking pan lined with non-stick baking paper. Bake at preheated oven (10 mins) for about 1 hour or cake is baked.
For the glaze : Add all ingredients into a pan. Stir till melted and mixture comes together. Pour over the cake as soon as it's baked.