Seven Layered Polenta

Name: Seven Layered Polenta
Ingredients: Make the polenta!; 2 cups whole milk; 2 cups water; 1 teaspoon kosher salt; 1 cup polenta; For the layers!; 1 small zucchini, finely grated (skin and all); 1 handful white onion, minced; 1 handful red bell pepper, minced; 1 small tomato, minced; 1 teaspoon hot green pepper like serrano, minced; 1/2 a lime, for the juice; 1/2 cup white onion, diced quite small; 1 can of Amy's Organic Refried Black Beans; 2 to 3 ounces Monterey Jack Cheese, in large shavings; 1/2 avocado; 1 ounce Mexican Crema (or creme fraiche or sour cream if you must); 3 tablespoons butter; salt and pepper (to taste)