I have eczema (dairy/soy intolerence) myself, it's a real bummer!!
I make rice pudding for me and dd with light coconut milk and water in place of milk, and I use light brown quick cooking rice or white basmati. DD can't get enough of it!! Sometimes I put dried fruit in it, yummy
Recipezaar offers a lot of vegan , dairy and soy free recipes, you might get some ideas there.
I give ds and dd mashed avacado mixed in their applesauce, it cuts the tangy flavor and...