Beat butter and both sugars till creamy then add eggs, vanilla and water and make a creamed mixture.
Sift together flour,oats powder, salt and baking soda..then add it to the creamed mixture blend it well then refrigerate for 10 mins
Then scoop a cookie dough and shape it in circle and flatten it and place in baking sheet and bake at pre heated oven at 180°c for 12-14 mins…
If you want crunchier version then bake till 14 mins and if you want soft cookies then bake till 12 mins…remove from oven andd cool in wire rack and store in air tight container.