Please ware mask when  ever you are with baby ,and use hand  sanitizer while handling  baby .please consult with physician for your cough and cold .

My dear what is age of your baby. ? It looks first baby. Birth history : was it normal? Birthwt? WHAT IS STATUS of vaccination of your child? What is feeding like? Yes any history you have of DM or HBP or any other disease? By the way our human system is very strong. Eat every thing at normal temp. But be away from arguments. Ease your self and feed. Start with alternate breast . I mean first breast on right , next time left breast. Be calm while feeding. Some times baby goes to sleep while feeding. So keep on just playing with his hair or cheeks but you eat good nutritious food with all vitamins minerals and greens beet root, palak, try Kale green veg. Proteins should be enough, dal eggs, sprouts, fruits like banana, oranges, lemon juice. Stay hydrated. Enough of water. Wear mask because of Covid surge. Don't take him out. to expose to infection. Stay at home safe. Keep safe distancing. Wash your hands regularly before feeding. Clean your breast before feeding the baby. In short you can eat everything. No alcohol or tobacco. . No strictly. No strictly to outside un relible food. No visits to crowded place. Stay safe. You take ironwith folic acid vitamins. Do exercises. Do breast massage.

Your diet does not make any major difference on cough and cold. Eat a healthy diet.

Nothing you eat will affect his cold and cough. Please eat healthy home made food. Take plenty of fluids. Eating rice causes cold is a misconception