A bread mixture. That you just add milk to. It’s not right. Purists will be disgusted

The Wellstood cooker has stood in the kitchen for, well, all my life. It’s over 60 years old and is yellowish with brown spots like a lot of humans.
It’s not a swanky range like the Aga. The Aga is too brash. I imagine Boycie from Only Fools and Horses would sell them.