First make your sourdough, recipe here: http://batsbizarre.blogspot.com/2014/03/make-your-own-sourdough-bread.html, but after the second raise place one loaf in a round pan that has been sprayed with non-stick spray instead of a loaf pan.
While that is baking you can make your sauce.
Sauté chopped garlic, onions, and fresh mushrooms, if using, in a pan with butter for a minute or two. Add 1 cup cubed, peeled and deveined shrimp. Once the onions and garlic soften add about a tablespoon of flour and cook until the flour no longer tastes raw. Add enough milk to make a thin gravy, salt, pepper, a dash of hot sauce, kale, and or spinach. Stir. Test your seasonings and add your cheese, Monterey Jack and processed cheese loaf together are great in this, add caned mushrooms, if using, one can of crabmeat, and squid. If you are adding fish now would be a good time. Cook until the cheese melts and your seafood is cooked; if the sauce gets too thick add some water or milk.
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