how to sterilize bottles while traveling
Cleaning Bottles. 1  1. Rinse the baby bottles directly after use. 2  2. Gather the right cleaning materials. 3  3. Rinse out the sink and fill with hot soapy water.  4. Dismantle the bottle and wash each part 1  separately. 5. Alternatively, wash the bottles in the dishwasher.  6. Allow the bottles to dry thoroughly.