started solids for my baby a couple of weeks ago. he's getting rashes wherever the food is touching... under chin, under neck etc. what can I do

A. Hai good evening !! Feed semi solid - Fruit,vegetable puriee,mash ,cerelac,kichdi,porridges,check suitability of every new food item.. Feed with spoon avoid bit slurry,liquid texture which might touch or spread over chin,neck due to wetness for long time rashes are arising.. Use a napkin to wipe off the food spread around the mouth immediately so that it wont spread until chin,neck...