Mother's Day milestone! Chrissy Teigen's infant daughter tried some food for the first time.The proud mom shared the adorable development in her baby girl's life with a snapshot posted to Instagram on Monday, showing the 4-month-old Esti with a mouthful of mashed baby food.«Big weekend! baby tried food,» Teigen excitedly captioned the post.She also went on to detail her fun, exciting Mother's Day weekend, sharing, «I had thanksgiving for the second time this month. raced cars in Vegas with my family.