Delicious Recipes include the Recipe Categories widget which can be used to display all your recipe Courses, Cooking Methods and Cuisine.
You can configure the recipe courses via Recipes > Courses as shown below.
You can add the name, slug, and a short description. You can also choose the color or icon you prefer for your recipe courses.
Similarly, to configure the cooking methods, navigate to Recipes > Cooking Methods.
To add your recipe cuisines, go to Recipes > Cuisines.
To add the Recipe Categories widget in the widget area, navigate to Appearance > Widgets. Select Delicious: Recipe Categories widget and add it to your preferred widget area.
Add the title for the widget, choose the category, and select whether to display the recipe count or not. Once configured, click on the Save button.