You can begin slowly introducing a 6-month old to appropriate solid foods.
Rice cereal is often the first item to begin experimenting with.
Always spoon feed. Avoid adding solids to a bottle. Make the consistency easy for your baby to learn to swallow solids. Once you have established there is no reaction, try oatmeal
cereal. Try each food for 5 to 7 days before yoy add a new one. Then veggies!
Answer assisted by David Escobar, Medical Student