To prepare a vegetarian stuffed peppers beans and grains recipe, first you need to prepare the ingredients for the recipe. First, you'll need the following ingredients: 1 chopped red bell pepper 2 cups chopped green beans 1 cup chopped dried cranberries 1 teaspoon dried oregano 1 tbsp. ground cumin 1 tablespoon kosher salt 2 tablespoons butter or margarine Instructions Preheat the oven to 375 degrees F (190 degrees C) and prepare your oven rack to line the bottom of an 8-by-8-inch (22 by 23-cm) baking dish with foil or parchment paper. Place the pepper halves in the dish and season with salt and pepper. Bake for 20 minutes. Remove the foil and bake for an additional 10 to 15 minutes, or until the cheese has melted. Serve with sour cream and guacamole.