Makhana, also known as fox nuts or lotus seeds, are puffed, white kernels from the prickly water lily (Euryale ferox), a popular, nutritious snack and ingredient in Asian, especially Indian, cuisine, valued for being low-calorie, gluten-free, and rich in protein, fiber, minerals, and antioxidants, often eaten roasted as a healthy alternative to fried snacks or used in desserts and curries.