Suggested is a dry food composition for mixing with a drinkable liquid, said composition comprising (a) carbohydrates, (b) proteins, (c) fats, and optionally (d) probiotic micro-organisms and/or prebiotics, and (e) vitamins, minerals, texturisers, fibres, sweeteners, flavourings and/or colorants, whereby said composition shows a particle size distribution wherein (i) about 90% b.w. of the particles show an average diameter of less than about 400 μm, (ii) about 50% b.w. of the particles show an average diameter of less than about 80 μm, and (iii) about 10% b.w. of the particles show an average diameter of less than about 10 μm.