good morning doctor when, what and how to introduce solid food and liquids to my 5 months 9 day old baby??

A. Hai good morning !! From 6 month onwards start semi solids once a day and rest of the day milk either breastfeed or formula milk. Fruits and vegetables puriees, mashes - Mashed banana, papaya, chikoo puriee, Steamed and mashed potatoes, carrot, apple, cerelac with pulses, grains, dry fruits powder, idly, malts,dal water, rice starch, soups ,sooji, Dalia, oats porridge/kheer. Use ghee, butter avoid using sugar,salt, oil while preparing baby foods.