AI-based Recipe Generator Python

```python
import random

class RecipeGenerator:
    """
    A simple AI-based recipe generator.  It uses a basic, hardcoded knowledge base
    to suggest ingredients and cooking methods.  Not truly "AI" but demonstrates
    the core concept.
    """

    def __init__(self):
        self.ingredients = {
            "protein": ["chicken", "beef", "tofu", "lentils", "fish", "pork"],
            "vegetable": ["broccoli", "carrots", "onions", "peppers", "spinach", "tomatoes", "mushrooms"],
            "grain": ["rice", "pasta", "quinoa", "couscous", "bread"],
            "spice": ["garlic", "ginger", "cumin", "paprika", "oregano", "basil", "chili powder", "turmeric"],
            "sauce": ["soy sauce", "tomato sauce", "pesto", "bbq sauce", "lemon juice", "olive oil", "vinegar"]
        }

        self.cooking_methods = ["bake", "stir-fry", "grill", "roast", "boil", "saute", "steam"]


    def generate_recipe(self, num_ingredients=4, desired_flavor=None, desired_cook_time=None):
        """
        Generates a random recipe.

        Args:
            num_ingredients (int): The number of ingredients to include in the recipe.  Defaults to 4.
            desired_flavor (str, optional): A desired flavor profile (e.g., "spicy", "sweet").  This is currently ignored
                                          but included for potential future expansion.
            desired_cook_time (int, optional):  Desired cooking time in minutes. This is currently ignored
                                           but included for potential future expansion.

        Returns:
            dict: A dictionary containing the recipe name, ingredients, and cooking method.
        """

        chosen_ingredients = {}
        for category in self.ingredients:
            chosen_ingredients[category] = random.choice(self.ingredients[category])

        # Ensure at least one of each type is included in the final recipe if the desired number
        # of total ingredients allows for it.
        available_ingredients = []
        for category, ingredient in chosen_ingredients.items():
             available_ingredients.append(ingredient)


        num_additional_ingredients = max(0,num_ingredients - len(chosen_ingredients)) # how many more beyond the chosen category ingredients we need
        additional_ingredients = []
        all_ingredients_list = []
        for k,v in self.ingredients.items():
            all_ingredients_list.extend(v) #make a list of all the ingredients

        for _ in range(num_additional_ingredients):
             additional_ingredients.append(random.choice(all_ingredients_list))


        recipe_ingredients = available_ingredients + additional_ingredients
        random.shuffle(recipe_ingredients)

        cooking_method = random.choice(self.cooking_methods)

        recipe_name = f"{' '.join(recipe_ingredients[:2]).title()} {cooking_method.title()}"
        #recipe_name = "Random Recipe"  # Simpler, less descriptive recipe name



        recipe = {
            "name": recipe_name,
            "ingredients": recipe_ingredients,
            "cooking_method": cooking_method
        }
        return recipe

    def display_recipe(self, recipe):
        """
        Prints the recipe in a user-friendly format.

        Args:
            recipe (dict): The recipe dictionary generated by generate_recipe().
        """
        print("Recipe Name:", recipe["name"])
        print("\nIngredients:")
        for ingredient in recipe["ingredients"]:
            print(f"- {ingredient}")
        print("\nCooking Method:", recipe["cooking_method"])
        print("\nEnjoy!")


if __name__ == "__main__":
    generator = RecipeGenerator()

    # Get user input for number of ingredients
    try:
        num_ingredients = int(input("How many ingredients would you like in your recipe (default is 4): ") or 4)  # Default to 4 if input is empty or invalid
        if num_ingredients <= 0:
            print("Number of ingredients must be greater than 0. Using default (4).")
            num_ingredients = 4
    except ValueError:
        print("Invalid input for number of ingredients. Using default (4).")
        num_ingredients = 4


    recipe = generator.generate_recipe(num_ingredients=num_ingredients)
    generator.display_recipe(recipe)
```