Once you've established the milk supply, then you've pretty much got what your milk base is going to be, but you can always increase it marginally, You can
try pumping a little bit more often, you can
try feeding more often, you can
try herbal
galactogogue, especially ones like Goat's Rue that contain some type of a balancing effect on your hormones.
On her website, she has an amazing - looking recipe for
galactogogue brownies that I wanted to
try, and I figured they would definitely be better than oatmeal!