Aayu and Pihu do a burger challenge with their mom. They have a secret plan to give the spicy burger to their mom and keep the normal and sweet ones for themselves. They add various sauces, snacks, and vegetables to their burger. Their mom ends up eating a lot of spicy items. In the end, they all enjoy the challenge and say bye to their viewers.
Here are the key facts extracted from the provided text:
1. The video involves a "Burger challenge."
2. The participants are Aayu, Pihu, and their mom.
3. They are adding various sauces and ingredients to their burgers.
4. Ingredients mentioned include caramel syrup, tomato sauce, red chilli sauce, kachori, lettuce, pheni, and more.
5. There is a mention of spicy cheese options.
6. Aayu and Pihu express their preferences and excitement about the challenge.
7. Some humorous moments and comments are made throughout the video.
8. Mom appears to get spicier ingredients in her burger towards the end.
9. The participants discuss the challenge and their reactions to the ingredients.
These are the factual points from the text without including opinions or subjective information.