To prepare a veggie casserole opt lacto beans and grains recipe, you will first need to gather your ingredients. You will need: 1 1/2 cups rotisserie chicken breast, 1 cup shredded cheddar cheese, 2 cups diced green bell peppers, 1/2 cup chopped scallions, and 2 tablespoons olive oil. Place all the ingredients in the bottom of an 8 x8-inch baking dish. Bake the casserole at 350? for 1 hour and 15 minutes or until the cheese is melted and the vegetables are heated through.