Matar Aloo Sandwich is a popular Indian street food made with a filling of spiced green peas and potatoes. This sandwich is packed with flavors and is perfect for a quick and delicious meal. The filling is made by sautéing green peas and potatoes with aromatic spices like cumin, turmeric, and garam masala. The mixture is then stuffed between two slices of bread and toasted until crispy. Serve this sandwich with ketchup or chutney for a satisfying snack or lunch option.